151.00 1.75 4.1 2.8 3.6 Metode Penentuan Daerah Sampel

Jumlah 33.02 295.00 98.00 314.00 56.00

17.00 151.00

Rataan 0.59

5.27 1.75

2,232.14 5.61

1.00 0.30

2.70 Universitas Sumatera Utara Lampiran 8lanjutan. Data Penggunaan Peralatan Usahatani dan Biaya Peralatan Usahatan Per Petanitahun No Sampel Luas Lahan Hektar Jenis Peralatan Total Biaya Penyusutan Per-Petani a+b+c+d+e+f+g+h+i Rp. Sprayer g Mesin Penggiling h Harga unit Rp Jumlah Unit Umur Ekonomi Tahun Biaya Penyusutan Per tahun Rp Harga unit Rp Jumlah Unit Umur Ekonomi Tahun Biaya Penyusutan Per tahun Rp 1 1.00 40,000 1 5 8,000 2,300,000 1 5 460,000 656,000 2 0.08 - - - - 68,000 3 0.08 - - 400,000 1 8 50,000 109,000 4 0.16 - - - - 71,500 5 0.16 - - - - 85,417 6 1.00 300,000 1 5 60,000 400,000 1 6 66,667 410,667 7 1.00 - - - - 190,000 8 0.40 - - 300,000 1 3 100,000 273,000 9 0.12 - - - - 80,000 10 0.16 - - - - 86,000 11 0.20 - - 400,000 1 8 50,000 116,500 12 0.04 - - - - 42,000 13 0.32 - - 300,000 1 6 50,000 144,000 14 1.20 - - 350,000 1 8 43,750 239,750 15 1.00 300,000 1 5 60,000 1,800,000 1 2 900,000 1,188,500 16 0.20 400,000 1 4 100,000 2,000,000 1 2 1,000,000 1,216,000 17 0.40 170,000 1 3 56,667 1,700,000 1 3 566,667 732,333 18 1.50 250,000 1 5 50,000 500,000 1 9 55,556 432,556 19 1.00 300,000 1 5 60,000 3,500,000 1 8 437,500 670,500 20 2.00 250,000 1 5 50,000 3,000,000 1 6 500,000 810,500 21 0.20 400,000 1 5 80,000 2,000,000 1 5 400,000 557,200 22 2.00 - - 3,000,000 1 6 500,000 838,000 23 2.00 - - 400,000 1 8 50,000 316,000 24 2.00 200,000 1 4 50,000 2,500,000 1 7 357,143 695,032 25 0.50 - - 300,000 - 198,500 26 0.16 - - - - 97,000 27 0.16 - - 250,000 1 15 16,667 190,667 Universitas Sumatera Utara 28 0.16 180,000 1 5 36,000 400,000 1 5 80,000 224,500 29 0.12 - - - - 123,250 Universitas Sumatera Utara Lampiran 8lanjutan. Data Penggunaan Peralatan Usahatani dan Biaya Peralatan Usahatan Per Petanitahun No Sampel Luas Lahan Hektar Jenis Peralatan Total Biaya Penyusutan Per-Petani a+b+c+d+e+f+g+h+i Rp. Sprayer g Mesin Penggiling h Harga unit Rp Jumlah Unit Umur Ekonomi Tahun Biaya Penyusutan Per tahun Rp Harga unit Rp Jumlah Unit Umur Ekonomi Tahun Biaya Penyusutan Per tahun Rp 30 0.40 - - 400,000 1 5 80,000 183,000 31 3.00 300,000 2 2 300,000 1,500,000 1 2 750,000 1,567,500 32 0.08 - - - - 72,000 33 0.50 250,000 1 10 25,000 400,000 1 10 40,000 193,000 34 0.40 - - 400,000 1 10 40,000 133,500 35 0.40 300,000 1 4 75,000 400,000 1 12 33,333 203,833 36 0.28 200,000 1 5 40,000 450,000 1 1 450,000 616,500 37 0.12 - - - - 73,000 38 0.16 300,000 1 6 50,000 400,000 1 3 133,333 290,583 39 0.16 400,000 1 4 100,000 2,500,000 1 6 416,667 610,667 40 0.12 250,000 1 4 62,500 350,000 1 2 175,000 340,500 41 0.12 250,000 1 5 50,000 450,000 1 6 75,000 243,000 42 0.16 - - 400,000 1 8 50,000 138,000 43 0.16 300,000 1 5 60,000 500,000 1 12 41,667 191,667 44 0.08 - - - - 78,000 45 1.00 250,000 1 5 50,000 1,700,000 1 6 283,333 521,667 46 1.00 250,000 1 5 50,000 1,700,000 1 5 340,000 625,000 47 0.16 250,000 1 4 62,500 450,000 1 3 150,000 394,500 48 0.24 - - 300,000 1 4 75,000 206,000 49 0.28 - - 300,000 1 4 75,000 178,000 50 0.20 - - 250,000 1 2 125,000 212,500 51 0.40 300,000 1 4 75,000 1,700,000 1 6 283,333 528,333 52 0.16 - - - - 82,867 53 1.00 250,000 1 5 50,000 2,600,000 1 2 1,300,000 1,637,500 54 1.00 - - - - 191,000 55 0.12 - - - - 77,000 56 2.00 300,000 1 3 100,000 2,300,000 1 5 460,000 836,750 Universitas Sumatera Utara Jumlah 33.02 6,940,000.00 27.00 122.00 1,760,666.67 45,250,000.00 40.00 234.00 11,060,615.08 21,288,237.30 Rataan

0.59 123,928.57

0.48 2.18

31,440.48 808,035.71

0.71 4.18

197,510.98 380,147.09 Universitas Sumatera Utara Lampiran 9. Data Penggunaan Tenaga Kerja Per Petanitahun No sampel Luas Lahan Hektar Uraian Kegiatan Pengolahan Tanah Penanaman Pemupukan Pemeliharaan Pengendalian HPT Panen Pasca Panen TKDK HKP TKLK HKP TKDK HKP TKLK HKP TKDK HKP TKLK HKP TKDK HKP TKLK HKP TKDK HKP TKLK HKP TKDK HKP TKLK HKP TKDK HKP TKLK HKP Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr 1 1.00 14 10 8 4.8 16 8 4.8 6 12 7.2 2 14 8.4 10 2 1.2 2 0.08 2 2 0.6 2 0.6 2 0.6 2 0.6 1 1 0.6 3 0.08 2 2 0.6 2 0.6 2 0.6 2 0.6 1 1 0.6 4 0.16 4 2 4 2.4 1 4 2.4 4 2.4 4 2.4 2 1 0.6 5 0.16 4 2 4 2.4 1 4 2.4 4 2.4 1 4 2.4 2 1 0.6 6 1.00 14 15 8 4.8 16 8 4.8 6 12 7.2 14 8.4 25 2 1.2 7 1.00 14 15 8 4.8 16 8 4.8 6 12 7.2 14 8.4 25 2 1.2 8 0.40 6 4 6 3.6 1 6 3.6 6 3.6 6 3.6 4 1 0.6 9 0.12 3 1 3 1.8 1 3 1.8 2 0.6 3 1.8 2 1 0.6 10 0.16 6 2 4 1.2 4 1.2 1 4 1.2 6 1.8 3 2 1.2 11 0.20 6 4 6 1.8 2 6 1.8 1 4 1.2 6 1.8 6 2 1.2 12 0.04 2 2 0.6 2 0.6 1 0.6 2 1.2 1 0.6 13 0.32 8 2 8 4.8 2 4 2.4 3 4 1.2 8 4.8 2 2 1.2 14 1.20 14 30 14 8.4 18 8 4.8 12 12 7.2 14 8.4 30 2 1.2 15 1.00 14 25 14 8.4 15 8 4.8 6 12 7.2 14 8.4 25 2 1.2 16 0.20 6 3 6 1.8 1 6 1.8 2 0.6 6 1.8 3 2 1.2 17 0.40 8 6 8 2.4 4 6 1.8 3 4 1.2 2 8 2.4 6 2 1.2 18 1.50 14 20 14 8.4 20 8 4.8 8 12 7.2 2 2 14 8.4 20 3 1.8 19 1.00 14 12 14 8.4 12 8 4.8 6 12 7.2 14 8.4 12 3 1.8 20 2.00 14 30 14 8.4 30 8 4.8 20 20 6 14 8.4 30 4 2.4 21 0.20 3 1 3 1.2 1 3 1.2 2 1.2 4 1.2 2 1 0.6 22 2.00 20 30 20 12 30 8 4.8 20 20 6 20 12 30 3 1.8 23 2.00 18 40 20 12 40 8 4.8 20 20 6 18 10 40 3 1.8 24 2.00 20 40 20 12 40 8 4.8 20 20 6 20 12 40 4 2.4 25 0.50 10 6 10 3 4 10 3 6 10 3 10 3 6 2 1.2 26 0.16 6 4 6 1.8 2 6 1.8 1 4 2.4 6 1.8 4 1 0.6 27 0.16 6 3 6 1.8 2 6 1.8 1 4 2.4 6 1.8 3 1 0.6 28 0.16 8 2 8 2.4 1 8 2.4 4 2.4 1 8 2.4 2 1 0.6 29 0.12 3 2 2 1.2 1 2 1.2 2 1.2 1 3 1.2 2 1 0.6 30 0.40 8 6 8 2.4 2 8 2.4 6 3.6 2 8 2.4 6 2 1.2 31 3.00 20 60 20 12 60 14 8.4 21 28 16.8 6 16 20 12 100 5 3 32 0.08 3 3 1.8 3 1.8 2 1.2 1 3 1.8 1 0.6 Universitas Sumatera Utara 33 0.50 10 6 10 3 4 6 1.8 6 10 3 6 10 3 6 2 1.2 34 0.40 8 6 8 2.4 4 8 2.4 6 2.4 2 8 2.4 6 2 1.2 Lampiran 9. Data Penggunaan Tenaga Kerja Per Petanitahun No sampel Luas Lahan Hektar Uraian Kegiatan Pengolahan Tanah Penanaman Pemupukan Pemeliharaan Pengendalian HPT Panen Pasca Panen TKDK HKP TKLK HKP TKDK HKP TKLK HKP TKDK HKP TKLK HKP TKDK HKP TKLK HKP TKDK HKP TKLK HKP TKDK HKP TKLK HKP TKDK HKP TKLK HKP Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr Lk Pr 35 0.40 8 6 8 2.4 4 8 2.4 6 2.4 8 2.4 6 2 1.2 36 0.28 8 3 8 2.4 2 8 2.4 6 1.2 2 8 2.4 3 2 1.2 37 0.12 3 2 3 1.8 3 1.8 4 2.4 3 1.8 2 1 0.6 38 0.16 6 2 6 1.8 2 6 1.8 1 4 2.4 2 6 1.8 4 2 0.6 39 0.16 6 2 6 1.8 2 6 1.8 1 4 2.4 2 6 1.8 2 2 0.6 40 0.12 3 2 3 1.8 2 3 1.8 4 2.4 2 3 1.8 1 2 0.6 41 0.12 2 2 3 0.6 2 3 0.6 2 1.2 2 3 0.6 1 1 0.6 42 0.16 3 2 3 0.6 2 3 0.6 1 2 1.2 2 3 0.6 2 1 0.6 43 0.16 3 2 3 0.6 2 3 0.6 1 2 1.2 2 3 0.6 2 1 0.6 44 0.08 2 2 1.2 2 1.2 2 1.2 1 2 1.2 1 0.6 45 1.00 14 10 14 8.4 10 8 4.8 6 12 7.2 3 2 14 8.4 14 3 1.8 46 1.00 14 10 14 8.4 10 8 4.8 6 12 7.2 3 2 14 8.4 12 4 2.4 47 0.16 6 2 6 1.8 4 6 1.8 1 4 2.4 2 6 1.8 2 2 0.6 48 0.24 8 2 8 2.4 2 8 2.4 1 4 2.4 8 2.4 2 2 1.2 49 0.28 8 3 8 2.4 3 8 2.4 1 4 2.4 8 2.4 3 2 1.2 50 0.20 6 2 6 1.8 2 6 1.8 2 4 2.4 6 1.8 2 2 0.6 51 0.40 8 6 8 2.4 6 8 2.4 2 6 3.6 2 8 2.4 6 2 0.6 52 0.16 6 2 6 1.8 2 6 1.8 1 4 2.4 6 1.8 2 2 0.6 53 1.00 14 14 14 8.4 14 8 4.8 6 12 7.2 4 2 14 8.4 14 3 1.2 54 1.00 14 14 14 8.4 14 8 4.8 6 12 7.2 4 2 14 8.4 14 3 0.6 55 0.12 3 3 0.6 3 0.6 2 1.2 2 3 0.6 2 1 0.6 56 2.00 12 30 28 16.8 30 8 4.8 20 20 6 6 6 28 16.8 70 4 0.6 Jumlah 33.02 - - - 154.2 - - - - - - - - Rataan 0.59 8.4 - 9.1 -

8.3 4.1

8.3 -

6.1 2.8

4.1 -

7.4 3.6

- - 1.2 - 0.6 -

8.7 4.3

11.1 - 2.0 1.1 - - Universitas Sumatera Utara Lampiran 10. Data rekapitulasi Penggunaan Tenaga Kerja dalam dan Luar Keluarga per petanitahun No Sampel Luas Lahan Ha Jenis Tenaga Kerja Jumlah Penggunaan Tenaga Kerja HKP TKDK HKP TKLK HKP Lk Pr Jumlah Lk Pr Jumlah 1 1.00 60 26.4 86.4 42 42 128.4 2 0.08 11 3 14 1 1 15 3 0.08 11 3 14 1 1 15 4 0.16 21 10.2 31.2 5 5 36.2 5 0.16 22 10.2 32.2 5 5 37.2 6 1.00 58 26.4 84.4 62 62 146.4 7 1.00 58 26.4 84.4 62 62 146.4 8 0.40 31 15 46 9 9 55 9 0.12 15 6.6 21.6 4 4 25.6 10 0.16 26 6.6 32.6 6 6 38.6 11 0.20 30 7.8 37.8 13 13 50.8 12 0.04 10 3.6 13.6 13.6 13 0.32 34 14.4 48.4 9 9 57.4 14 1.20 64 30 94 90 90 184 15 1.00 64 30 94 71 71 165 16 0.20 28 7.2 35.2 7 7 42.2 17 0.40 38 9 47 19 19 66 18 1.50 67 30.6 97.6 70 70 167.6 19 1.00 65 30.6 95.6 42 42 137.6 20 2.00 74 30 104 110 110 214 21 0.20 16 5.4 21.4 4 4 25.4 22 2.00 91 36.6 127.6 110 110 237.6 23 2.00 87 34.6 121.6 140 140 261.6 24 2.00 92 37.2 129.2 140 140 269.2 25 0.50 52 13.2 65.2 22 22 87.2 26 0.16 29 8.4 37.4 11 11 48.4 27 0.16 29 8.4 37.4 9 9 46.4 28 0.16 38 10.2 48.2 5 5 53.2 Universitas Sumatera Utara 29 0.12 14 5.4 19.4 5 5 24.4 30 0.40 42 12 54 14 14 68 Lampiran 10. Data rekapitulasi Penggunaan Tenaga Kerja dalam dan Luar Keluarga per petanitahun No Sampel Luas Lahan Ha Jenis Tenaga Kerja Jumlah Penggunaan Tenaga Kerja HKP TKDK HKP TKLK HKP Lk Pr Jumlah Lk Pr Jumlah 31 3.00 113 52.2 165.2 257 257 422.2 32 0.08 16 7.2 23.2 23.2 33 0.50 54 12 66 22 22 88 34 0.40 42 10.8 52.8 16 16 68.8 35 0.40 40 10.8 50.8 16 16 66.8 36 0.28 42 9.6 51.6 8 8 59.6 37 0.12 17 8.4 25.4 4 4 29.4 38 0.16 32 8.4 40.4 9 9 49.4 39 0.16 32 8.4 40.4 7 7 47.4 40 0.12 20 8.4 28.4 5 5 33.4 41 0.12 16 3.6 19.6 5 5 24.6 42 0.16 17 3.6 20.6 7 7 27.6 43 0.16 17 3.6 20.6 7 7 27.6 44 0.08 12 5.4 17.4 17.4 45 1.00 68 30.6 98.6 42 42 140.6 46 1.00 69 31.2 100.2 40 40 140.2 47 0.16 32 8.4 40.4 9 9 49.4 48 0.24 38 10.8 48.8 7 7 55.8 49 0.28 38 10.8 48.8 10 10 58.8 50 0.20 30 8.4 38.4 8 8 46.4 51 0.40 42 11.4 53.4 20 20 73.4 52 0.16 30 8.4 38.4 7 7 45.4 53 1.00 69 30 99 50 50 149 54 1.00 69 29.4 98.4 50 50 148.4 55 0.12 17 3.6 20.6 2 2 22.6 56 2.00 106 45 151 156 156 307 Universitas Sumatera Utara Jumlah 33.02 2,355.00 878.80 3,233.80 1,852.00 - 1,852.00 5,085.80 Rataan

0.59 42.05 15.69

57.75 33.07

- 33.07 90.82 Universitas Sumatera Utara Lampiran 11. Data Penggunaan Tenaga Kerja dan Biaya Tenaga kerja per petanitahun No Sampel Luas Lahan Ha Jenis Tenaga Kerja Jumlah Penggunaan Tenaga Kerja HKP Jumlah Biaya Tenaga Kerja Rp TKDK HKP TKLK HKP Lk Pr Jumlah Lk Pr Jumlah 1 1.00 60.0 26.4 86.4 42.0 - 42.0 128.4 8,988,000 2 0.08 137.5 37.5 175.0 12.5 - 12.5 187.5 13,125,000 3 0.08 137.5 37.5 175.0 12.5 - 12.5 187.5 13,125,000 4 0.16 131.3 63.8 195.0 31.3 - 31.3 226.3 15,837,500 5 0.16 137.5 63.8 201.3 31.3 - 31.3 232.5 16,275,000 6 1.00 58.0 26.4 84.4 62.0 - 62.0 146.4 10,248,000 7 1.00 58.0 26.4 84.4 62.0 - 62.0 146.4 10,248,000 8 0.40 77.5 37.5 115.0 22.5 - 22.5 137.5 9,625,000 9 0.12 125.0 55.0 180.0 33.3 - 33.3 213.3 14,933,333 10 0.16 162.5 41.3 203.8 37.5 - 37.5 241.3 16,887,500 11 0.20 150.0 39.0 189.0 65.0 - 65.0 254.0 17,780,000 12 0.04 275.0 105.0 380.0 - - - 380.0 26,600,000 13 0.32 106.3 45.0 151.3 28.1 - 28.1 179.4 12,556,250 14 1.20 53.3 25.0 78.3 75.0 - 75.0 153.3 10,733,333 15 1.00 64.0 30.0 94.0 71.0 - 71.0 165.0 11,550,000 16 0.20 140.0 36.0 176.0 35.0 - 35.0 211.0 14,770,000 17 0.40 95.0 22.5 117.5 47.5 - 47.5 165.0 11,550,000 18 1.50 44.7 20.4 65.1 46.7 - 46.7 111.7 7,821,333 19 1.00 65.0 30.6 95.6 42.0 - 42.0 137.6 9,632,000 20 2.00 37.0 15.0 52.0 55.0 - 55.0 107.0 7,490,000 21 0.20 140.0 36.0 176.0 25.0 - 25.0 201.0 14,070,000 22 2.00 45.5 18.3 63.8 55.0 - 55.0 118.8 8,316,000 23 2.00 43.5 17.3 60.8 70.0 - 70.0 130.8 9,156,000 24 2.00 46.0 18.6 64.6 70.0 - 70.0 134.6 9,422,000 25 0.50 104.0 26.4 130.4 44.0 - 44.0 174.4 12,208,000 26 0.16 181.3 52.5 233.8 68.8 - 68.8 302.5 21,175,000 27 0.16 181.3 52.5 233.8 56.3 - 56.3 290.0 20,300,000 28 0.16 237.5 63.8 301.3 31.3 - 31.3 332.5 23,275,000 Universitas Sumatera Utara 29 0.12 150.0 70.0 220.0 41.7 - 41.7 261.7 18,316,667 30 0.40 105.0 30.0 135.0 35.0 - 35.0 170.0 11,900,000 Lampiran 11. Data Penggunaan Tenaga Kerja dan Biaya Tenaga kerja per petanitahun No Sampel Luas Lahan Ha Jenis Tenaga Kerja Jumlah Penggunaan Tenaga Kerja HKP Jumlah Biaya Tenaga Kerja Rp TKDK HKP TKLK HKP Lk Pr Jumlah Lk Pr Jumlah 31 3.00 37.7 17.4 55.1 85.7 - 85.7 140.7 9,851,333 32 0.08 200.0 90.0 290.0 - - - 290.0 20,300,000 33 0.50 108.0 24.0 132.0 44.0 - 44.0 176.0 12,320,000 34 0.40 105.0 27.0 132.0 40.0 - 40.0 172.0 12,040,000 35 0.40 100.0 27.0 127.0 40.0 - 40.0 167.0 11,690,000 36 0.28 150.0 34.3 184.3 28.6 - 28.6 212.9 14,900,000 37 0.12 141.7 70.0 211.7 33.3 - 33.3 245.0 17,150,000 38 0.16 200.0 52.5 252.5 56.3 - 56.3 308.8 21,612,500 39 0.16 200.0 52.5 252.5 43.8 - 43.8 296.3 20,737,500 40 0.12 166.7 70.0 236.7 41.7 - 41.7 278.3 19,483,333 41 0.12 166.7 70.0 236.7 41.7 - 41.7 278.3 19,483,333 42 0.16 200.0 52.5 252.5 43.8 - 43.8 296.3 20,737,500 43 0.16 200.0 52.5 252.5 43.8 - 43.8 296.3 20,737,500 44 0.08 150.0 67.5 217.5 - - - 217.5 15,225,000 45 1.00 68.0 30.6 98.6 42.0 - 42.0 140.6 9,842,000 46 1.00 69.0 31.2 100.2 40.0 - 40.0 140.2 9,814,000 47 0.16 200.0 52.5 252.5 56.3 - 56.3 308.8 21,612,500 48 0.24 158.3 45.0 203.3 29.2 - 29.2 232.5 16,275,000 49 0.28 135.7 38.6 174.3 35.7 - 35.7 210.0 14,700,000 50 0.20 150.0 42.0 192.0 40.0 - 40.0 232.0 16,240,000 51 0.40 105.0 28.5 133.5 50.0 - 50.0 183.5 12,845,000 52 0.16 187.5 52.5 240.0 43.8 - 43.8 283.8 19,862,500 53 1.00 69.0 30.0 99.0 50.0 - 50.0 149.0 10,430,000 54 1.00 69.0 29.4 98.4 50.0 - 50.0 148.4 10,388,000 55 0.12 158.3 70.0 228.3 33.3 - 33.3 261.7 18,316,667 56 2.00 53.0 22.5 75.5 78.0 - 78.0 153.5 10,745,000 Universitas Sumatera Utara Jumlah 33.02 6,897.55 2,349.26 9,246.80 2,399.66 - 2,399.66 11,646.47 815,252,583.33 Rataan 0.59 123.17 41.95 165.12 42.85 - 42.85 207.97 14,558,081.85 Universitas Sumatera Utara Lampiran 12. Biaya tanaman Usahatani Kopi arabika per petanitahun No Sampel Luas Lahan Ha Biaya Bibit Rp Biaya Pupuk Rp Biaya Pestisida Rp Biaya Tenaga Kerja Rp Biaya Penyusutan alat Rp Biaya PBB Rp Jumlah Biaya Tanaman Rp 1 1.00 2,500,000.00 2,280,000.00 1,700,000.00 8,988,000.00 656,000.00 6,000.00 16,130,000.00 2 0.08 3,750,000.00 44,062,500.00 - 13,125,000.00 850,000.00 6,000.00 61,793,500.00 3 0.08 1,250,000.00 21,406,250.00 - 13,125,000.00 1,362,500.00 6,000.00 37,149,750.00 4 0.16 2,500,000.00 10,937,500.00 - 15,837,500.00 446,875.00 6,000.00 29,727,875.00 5 0.16 2,500,000.00 26,171,875.00 625,000.00 16,275,000.00 533,854.17 6,000.00 46,111,729.17 6 1.00 1,250,000.00 1,830,000.00 - 10,248,000.00 410,666.67 6,000.00 13,744,666.67 7 1.00 1,667,000.00 1,830,000.00 - 10,248,000.00 190,000.00 6,000.00 13,941,000.00 8 0.40 1,250,000.00 7,625,000.00 - 9,625,000.00 682,500.00 6,000.00 19,188,500.00 9 0.12 833,333.33 15,972,222.22 - 14,933,333.33 666,666.67 6,000.00 32,411,555.56 10 0.16 1,250,000.00 4,296,875.00 - 16,887,500.00 537,500.00 6,000.00 22,977,875.00 11 0.20 1,250,000.00 8,375,000.00 - 17,780,000.00 582,500.00 6,000.00 27,993,500.00 12 0.04 5,000,000.00 45,312,500.00 - 26,600,000.00 1,050,000.00 6,000.00 77,968,500.00 13 0.32 1,250,000.00 8,789,062.50 - 12,556,250.00 450,000.00 6,000.00 23,051,312.50 14 1.20 1,250,000.00 325,000.00 - 10,733,333.33 199,791.67 6,000.00 12,514,125.00 15 1.00 1,250,000.00 460,000.00 - 11,550,000.00 1,188,500.00 6,000.00 14,454,500.00 16 0.20 1,250,000.00 6,625,000.00 - 14,770,000.00 6,080,000.00 6,000.00 28,731,000.00 17 0.40 1,250,000.00 2,968,750.00 625,000.00 11,550,000.00 1,830,833.33 6,000.00 18,230,583.33 18 1.50 833,333.33 440,000.00 400,000.00 7,821,333.33 288,370.37 6,000.00 9,789,037.04 19 1.00 1,250,000.00 610,000.00 - 9,632,000.00 670,500.00 6,000.00 12,168,500.00 20 2.00 833,500.00 60,000.00 - 7,490,000.00 405,250.00 6,000.00 8,794,750.00 21 0.20 1,250,000.00 34,500,000.00 - 14,070,000.00 2,786,000.00 6,000.00 52,612,000.00 22 2.00 1,250,000.00 420,000.00 - 8,316,000.00 419,000.00 6,000.00 10,411,000.00 23 2.00 1,250,000.00 405,000.00 - 9,156,000.00 158,000.00 6,000.00 10,975,000.00 24 2.00 833,500.00 176,250.00 - 9,422,000.00 347,515.87 6,000.00 10,785,265.87 25 0.50 1,250,000.00 2,880,000.00 - 12,208,000.00 397,000.00 6,000.00 16,741,000.00 26 0.16 1,250,000.00 22,265,625.00 - 21,175,000.00 606,250.00 6,000.00 45,302,875.00 27 0.16 834,375.00 7,812,500.00 - 20,300,000.00 1,191,666.67 6,000.00 30,144,541.67 28 0.16 1,250,000.00 10,156,250.00 1,250,000.00 23,275,000.00 1,403,125.00 6,000.00 37,340,375.00 Universitas Sumatera Utara 29 0.12 1,250,000.00 83,333,333.33 416,666.67 18,316,666.67 1,027,083.33 6,000.00 104,349,750.00 30 0.40 1,250,000.00 3,187,500.00 600,000.00 11,900,000.00 457,500.00 6,000.00 17,401,000.00 Lampiran 12. Biaya tanaman Usahatani Kopi arabika per petanitahun No Sampel Luas Lahan Ha Biaya Bibit Rp Biaya Pupuk Rp Biaya Pestisida Rp Biaya Tenaga Kerja Rp Biaya Penyusutan alat Rp Biaya PBB Rp Jumlah Biaya Tanaman Rp 31 3.00 1,000,000.00 506,666.67 16,666.67 9,851,333.33 522,500.00 6,000.00 11,903,166.67 32 0.08 1,250,000.00 17,187,500.00 - 20,300,000.00 900,000.00 6,000.00 39,643,500.00 33 0.50 1,250,000.00 5,680,000.00 600,000.00 12,320,000.00 386,000.00 6,000.00 20,242,000.00 34 0.40 833,750.00 1,250,000.00 125,000.00 12,040,000.00 333,750.00 6,000.00 14,588,500.00 35 0.40 1,250,000.00 2,343,750.00 - 11,690,000.00 509,583.33 6,000.00 15,799,333.33 36 0.28 1,250,000.00 18,558,673.47 178,571.43 14,900,000.00 2,201,785.71 6,000.00 37,095,030.61 37 0.12 1,250,000.00 34,722,222.22 - 17,150,000.00 608,333.33 6,000.00 53,736,555.56 38 0.16 1,250,000.00 14,062,500.00 687,500.00 21,612,500.00 1,816,145.83 6,000.00 39,434,645.83 39 0.16 1,250,000.00 - 625,000.00 20,737,500.00 3,816,666.67 6,000.00 26,435,166.67 40 0.12 1,250,000.00 45,833,333.33 1,250,000.00 19,483,333.33 2,837,500.00 6,000.00 70,660,166.67 41 0.12 1,250,000.00 19,062,500.00 1,250,000.00 19,483,333.33 2,025,000.00 6,000.00 43,076,833.33 42 0.16 1,250,000.00 8,593,750.00 625,000.00 20,737,500.00 862,500.00 6,000.00 32,074,750.00 43 0.16 1,250,000.00 42,578,125.00 625,000.00 20,737,500.00 1,197,916.67 6,000.00 66,394,541.67 44 0.08 1,250,000.00 31,250,000.00 750,000.00 15,225,000.00 975,000.00 6,000.00 49,456,000.00 45 1.00 833,500.00 2,280,000.00 1,700,000.00 9,842,000.00 521,666.67 6,000.00 15,183,166.67 46 1.00 1,250,000.00 420,000.00 500,000.00 9,814,000.00 625,000.00 6,000.00 12,615,000.00 47 0.16 1,250,000.00 10,546,875.00 625,000.00 21,612,500.00 2,465,625.00 6,000.00 36,506,000.00 48 0.24 1,250,000.00 7,552,083.33 - 16,275,000.00 858,333.33 6,000.00 25,941,416.67 49 0.28 1,250,000.00 19,132,653.06 - 14,700,000.00 635,714.29 6,000.00 35,724,367.35 50 0.20 1,250,000.00 7,500,000.00 - 16,240,000.00 1,062,500.00 6,000.00 26,058,500.00 51 0.40 833,750.00 2,562,500.00 250,000.00 12,845,000.00 1,320,833.33 6,000.00 17,818,083.33 52 0.16 1,250,000.00 14,414,062.50 - 19,862,500.00 517,916.67 6,000.00 36,050,479.17 53 1.00 1,250,000.00 2,130,000.00 500,000.00 10,430,000.00 1,637,500.00 6,000.00 15,953,500.00 54 1.00 1,250,000.00 450,000.00 500,000.00 10,388,000.00 191,000.00 6,000.00 12,785,000.00 55 0.12 1,250,000.00 62,500,000.00 416,666.67 18,316,666.67 641,666.67 6,000.00 83,131,000.00 56 2.00 833,500.00 945,000.00 825,000.00 10,745,000.00 418,375.00 6,000.00 13,772,875.00 Universitas Sumatera Utara Jumlah 33.02 76,419,541.67 747,576,187.64 17,666,071.43 815,252,583.33 57,764,261.24 336,000.00 1,715,014,645.31 Rataan

0.59 1,364,634.67

13,349,574.78 315,465.56 14,558,081.85 1,031,504.67 6,000.00 30,625,261.52 Universitas Sumatera Utara Lampiran 13. Biaya Variabel Variable Cost dan Biaya Tetap Fixed Cost Usahatani Kopi arabika Per petanitahun No Sampel Luas Lahan Ha Biaya Variabel Variable Cost Biaya Tetap Fixed Cost Biaya Bibit Rp Biaya Pupuk Rp Biaya Obat-obatan Rp Biaya Tenaga Kerja Rp Biaya Penyusutan Alat Rp Biaya PBB Rp 1 1.00 2,500,000 2,280,000 1,700,000 8,988,000 656,000 6,000 2 0.08 300,000 282,000 - 1,050,000 68,000 6,000 3 0.08 100,000 137,000 - 1,050,000 109,000 6,000 4 0.16 400,000 280,000 - 2,534,000 71,500 6,000 5 0.16 400,000 670,000 100,000 2,604,000 85,417 6,000 6 1.00 1,250,000 1,830,000 - 10,248,000 410,667 6,000 7 1.00 1,667,000 1,830,000 - 10,248,000 190,000 6,000 8 0.40 500,000 1,220,000 - 3,850,000 273,000 6,000 9 0.12 100,000 230,000 - 1,792,000 80,000 6,000 10 0.16 200,000 110,000 - 2,702,000 86,000 6,000 11 0.20 250,000 335,000 - 3,556,000 116,500 6,000 12 0.04 200,000 72,500 - 1,064,000 42,000 6,000 13 0.32 400,000 900,000 - 4,018,000 144,000 6,000 14 1.20 1,500,000 468,000 - 12,880,000 239,750 6,000 15 1.00 1,250,000 460,000 - 11,550,000 1,188,500 6,000 16 0.20 250,000 265,000 - 2,954,000 1,216,000 6,000 17 0.40 500,000 475,000 500,000 4,620,000 732,333 6,000 18 1.50 1,250,000 990,000 600,000 11,732,000 432,556 6,000 19 1.00 1,250,000 610,000 - 9,632,000 670,500 6,000 20 2.00 1,667,000 240,000 - 14,980,000 810,500 6,000 21 0.20 250,000 1,380,000 - 2,814,000 557,200 6,000 22 2.00 2,500,000 1,680,000 - 16,632,000 838,000 6,000 23 2.00 2,500,000 1,620,000 - 18,312,000 316,000 6,000 24 2.00 1,667,000 705,000 - 18,844,000 695,032 6,000 25 0.50 625,000 720,000 - 6,104,000 198,500 6,000 26 0.16 200,000 570,000 - 3,388,000 97,000 6,000 27 0.16 133,500 200,000 - 3,248,000 190,667 6,000 28 0.16 200,000 260,000 200,000 3,724,000 224,500 6,000 Universitas Sumatera Utara 29 0.12 150,000 1,200,000 50,000 2,198,000 123,250 6,000 30 0.40 500,000 510,000 240,000 4,760,000 183,000 6,000 Lampiran 13. Biaya Variabel Variable Cost dan Biaya Tetap Fixed Cost Usahatani Kopi arabika Per petanitahun No Sampel Luas Lahan Ha Biaya Variabel Variable Cost Biaya Tetap Fixed Cost Biaya Bibit Rp Biaya Pupuk Rp Biaya Obat-obatan Rp Biaya Tenaga Kerja Rp Biaya Penyusutan Alat Rp Biaya PBB Rp 31 3.00 3,000,000 4,560,000 50,000 29,554,000 1,567,500 6,000 32 0.08 100,000 110,000 - 1,624,000 72,000 6,000 33 0.50 625,000 1,420,000 300,000 6,160,000 193,000 6,000 34 0.40 333,500 200,000 50,000 4,816,000 133,500 6,000 35 0.40 500,000 375,000 - 4,676,000 203,833 6,000 36 0.28 350,000 1,455,000 50,000 4,172,000 616,500 6,000 37 0.12 150,000 500,000 - 2,058,000 73,000 6,000 38 0.16 200,000 360,000 110,000 3,458,000 290,583 6,000 39 0.16 200,000 - 100,000 3,318,000 610,667 6,000 40 0.12 150,000 660,000 150,000 2,338,000 340,500 6,000 41 0.12 150,000 274,500 150,000 2,338,000 243,000 6,000 42 0.16 200,000 220,000 100,000 3,318,000 138,000 6,000 43 0.16 200,000 1,090,000 100,000 3,318,000 191,667 6,000 44 0.08 100,000 200,000 60,000 1,218,000 78,000 6,000 45 1.00 833,500 2,280,000 1,700,000 9,842,000 521,667 6,000 46 1.00 1,250,000 420,000 500,000 9,814,000 625,000 6,000 47 0.16 200,000 270,000 100,000 3,458,000 394,500 6,000 48 0.24 300,000 435,000 - 3,906,000 206,000 6,000 49 0.28 350,000 1,500,000 - 4,116,000 178,000 6,000 50 0.20 250,000 300,000 - 3,248,000 212,500 6,000 51 0.40 333,500 410,000 100,000 5,138,000 528,333 6,000 52 0.16 200,000 369,000 - 3,178,000 82,867 6,000 53 1.00 1,250,000 2,130,000 500,000 10,430,000 1,637,500 6,000 54 1.00 1,250,000 450,000 500,000 10,388,000 191,000 6,000 55 0.12 150,000 900,000 50,000 2,198,000 77,000 6,000 56 2.00 1,667,000 3,780,000 1,650,000 21,490,000 836,750 6,000 Universitas Sumatera Utara Jumlah 33.02 38,952,000 48,706,500 9,710,000 366,660,000 21,539,904 336,000 Rataan

0.59 695,571 869,759

173,393 6,547,500 384,641 6,000 Universitas Sumatera Utara Lampiran 14. Data produksi, harga Jual, dan penerimaan Kopi Arabika per petanitahun No Sampel Luas Lahan Ha Jumlah Pohon Batang Jumlah Produksi Cerry Red Kg Jumlah Produksi Roasted Bean Kg Harga Jual Kopi Arabika Kg Penerimaan Per-Petani Rp. 1 1 2,500 1,451 1,230 20,000 24,600,000 2 0.08 200 118 100 20,000 2,000,000 3 0.08 200 120 102 20,000 2,040,000 4 0.16 400 276 234 20,000 4,680,000 5 0.16 400 260 220 20,000 4,400,000 6 1 2,500 1,322 1,120 20,000 22,400,000 7 1 1,667 1,227 1,040 20,000 20,800,000 8 0.4 1,000 566 480 20,000 9,600,000 9 0.12 200 212 180 20,000 3,600,000 10 0.16 400 283 240 20,000 4,800,000 11 0.2 500 304 258 20,000 5,160,000 12 0.04 200 85 72 20,000 1,440,000 13 0.32 800 578 490 20,000 9,800,000 14 1.2 3,000 1,825 1,547 20,000 30,940,000 15 1 2,500 1,521 1,289 20,000 25,780,000 16 0.2 500 307 260 20,000 5,200,000 17 0.4 1,000 569 482 20,000 9,640,000 18 1.5 2,500 2,177 1,845 19,000 35,055,000 19 1 2,500 1,499 1,270 20,000 25,400,000 20 2 3,334 2,926 2,480 19,000 47,120,000 21 0.2 500 307 260 19,000 4,940,000 22 2 5,000 3,042 2,578 22,000 56,716,000 23 2 5,000 3,021 2,560 18,000 46,080,000 24 2 3,334 2,974 2,520 18,000 45,360,000 25 0.5 1,250 748 634 20,000 12,680,000 26 0.16 400 283 240 20,000 4,800,000 27 0.16 267 260 220 20,000 4,400,000 28 0.16 400 286 242 20,000 4,840,000 Universitas Sumatera Utara 29 0.12 300 208 176 20,000 3,520,000 30 0.4 1,000 566 480 20,000 9,600,000 Lampiran 14. Data produksi, harga Jual, dan penerimaan Kopi Arabika per petanitahun No Sampel Luas Lahan Ha Jumlah Pohon Batang Jumlah Produksi Cerry Red Kg Jumlah Produksi Roasted Bean Kg Harga Jual Kopi Arabika Kg Penerimaan Per-Petani Rp. 31 3 6,000 4,418 3,744 20,000 74,880,000 32 0.08 200 125 106 20,000 2,120,000 33 0.5 1,250 743 630 20,000 12,600,000 34 0.4 667 543 460 20,000 9,200,000 35 0.4 1,000 590 500 20,000 10,000,000 36 0.28 700 420 356 20,000 7,120,000 37 0.12 300 177 150 20,000 3,000,000 38 0.16 400 286 242 20,000 4,840,000 39 0.16 400 236 200 20,000 4,000,000 40 0.12 300 172 146 20,000 2,920,000 41 0.12 300 184 156 20,000 3,120,000 42 0.16 400 302 256 20,000 5,120,000 43 0.16 400 286 242 20,000 4,840,000 44 0.08 200 120 102 20,000 2,040,000 45 1 1,667 1,508 1,278 20,000 25,560,000 46 1 2,500 1,517 1,286 20,000 25,720,000 47 0.16 400 281 238 20,000 4,760,000 48 0.24 600 360 305 20,000 6,100,000 49 0.28 700 424 359 20,000 7,180,000 50 0.2 500 302 256 20,000 5,120,000 51 0.4 667 564 478 20,000 9,560,000 52 0.16 400 286 242 19,000 4,598,000 53 1 2,500 1,428 1,210 20,000 24,200,000 54 1 2,500 1,469 1,245 20,000 24,900,000 55 0.12 300 186 158 20,000 3,160,000 56 2 3,334 2,997 2,540 20,000 50,800,000 Universitas Sumatera Utara Jumlah 33.02 72,337 49,246 41,734 1,114,000 824,849,000 Rataan

0.59 1,292

879 745 19,893 14,729,446 Universitas Sumatera Utara Lampiran 15. Data Biaya Penggilingan Kopi Arabika per petanitahun No Sampel Luas Lahan Ha Jumlah Pohon Batang Bentuk Produksi Biji Hasil Produksi Kg Biaya Penggilingan Rpkg Jumlah Biaya Penggilingan Kopi Rp 1 1 2,500 Putih 1,230 100 123,000.00 2 0.08 200 Putih 100 - - 3 0.08 200 Putih 102 - - 4 0.16 400 Putih 234 - - 5 0.16 400 Putih 220 - - 6 1 2,500 Putih 1,120 - - 7 1 1,667 Putih 1,040 - - 8 0.4 1,000 Putih 480 - - 9 0.12 200 Putih 180 - - 10 0.16 400 Putih 240 - - 11 0.2 500 Putih 258 - - 12 0.04 200 Putih 72 - - 13 0.32 800 Putih 490 - - 14 1.2 3,000 Putih 1,547 - - 15 1 2,500 Putih 1,289 - - 16 0.2 500 Putih 260 100 26,000.00 17 0.4 1,000 Putih 482 100 48,200.00 18 1.5 2,500 Putih 1,845 - - 19 1 2,500 Putih 1,270 100 127,000.00 20 2 3,334 Putih 2,480 100 248,000.00 21 0.2 500 Putih 260 100 26,000.00 22 2 5,000 Putih 2,578 100 257,800.00 23 2 5,000 Putih 2,560 - - 24 2 3,334 Putih 2,520 100 252,000.00 25 0.5 1,250 Putih 634 - - 26 0.16 400 Putih 240 - - 27 0.16 267 Putih 220 - - 28 0.16 400 Putih 242 - - Universitas Sumatera Utara 29 0.12 300 Putih 176 - - 30 0.4 1,000 Putih 480 - - Lampiran 15. Data Biaya Penggilingan Kopi Arabika per petanitahun No Sampel Luas Lahan Ha Jumlah Pohon Batang Bentuk Produksi Biji Hasil Produksi Kg Biaya Penggilingan Rpkg Jumlah Biaya Penggilingan Kopi Rp 31 3 6,000 Putih 3,744 100 374,400.00 32 0.08 200 Putih 106 - - 33 0.5 1,250 Putih 630 - - 34 0.4 667 Putih 460 - - 35 0.4 1,000 Putih 500 - - 36 0.28 700 Putih 356 - - 37 0.12 300 Putih 150 - - 38 0.16 400 Putih 242 - - 39 0.16 400 Putih 200 - - 40 0.12 300 Putih 146 - - 41 0.12 300 Putih 156 - - 42 0.16 400 Putih 256 - - 43 0.16 400 Putih 242 - - 44 0.08 200 Putih 102 - - 45 1 1,667 Putih 1,278 100 127,800.00 46 1 2,500 Putih 1,286 100 128,600.00 47 0.16 400 Putih 238 - - 48 0.24 600 Putih 305 100 30,500.00 49 0.28 700 Putih 359 100 35,900.00 50 0.2 500 Putih 256 - - 51 0.4 667 Putih 478 150 71,700.00 52 0.16 400 Putih 242 - - 53 1 2,500 Putih 1,210 100 121,000.00 54 1 2,500 Putih 1,245 - - 55 0.12 300 Putih 158 - - 56 2 3,334 Putih 2,540 100 254,000.00 Universitas Sumatera Utara Jumlah 33.02 72,337 41,734 1,650 2,251,900 Rataan 0.589642857 1,292 745 29 40,213 Universitas Sumatera Utara Lampiran 16. Data jumlah Penerimaan,Biaya Tanaman, Biaya Penggilingan Kopi Usahatani Kopi Arabika per petanitahun No Sampel Luas Lahan Ha Jumlah Penerimaan Rp. Jumlah Biaya Tanaman Rp Jumlah Biaya Penggilingan Kopi Rp 1 1 24,600,000.00 16,130,000.00 123,000.00 2 0.08 2,000,000.00 1,706,000.00 - 3 0.08 2,040,000.00 1,402,000.00 - 4 0.16 4,680,000.00 3,291,500.00 - 5 0.16 4,400,000.00 3,865,416.67 - 6 1 22,400,000.00 13,744,666.67 - 7 1 20,800,000.00 13,941,000.00 - 8 0.4 9,600,000.00 5,849,000.00 - 9 0.12 3,600,000.00 2,208,000.00 - 10 0.16 4,800,000.00 3,104,000.00 - 11 0.2 5,160,000.00 4,263,500.00 - 12 0.04 1,440,000.00 1,272,500.00 - 13 0.32 9,800,000.00 5,468,000.00 - 14 1.2 30,940,000.00 15,093,750.00 - 15 1 25,780,000.00 14,454,500.00 - 16 0.2 5,200,000.00 4,691,000.00 26,000.00 17 0.4 9,640,000.00 6,833,333.33 48,200.00 18 1.5 35,055,000.00 15,010,555.56 - 19 1 25,400,000.00 12,168,500.00 127,000.00 20 2 47,120,000.00 17,703,500.00 248,000.00 21 0.2 4,940,000.00 3,971,200.00 26,000.00 22 2 56,716,000.00 21,656,000.00 257,800.00 23 2 46,080,000.00 22,754,000.00 - 24 2 45,360,000.00 21,917,031.75 252,000.00 25 0.5 12,680,000.00 7,653,500.00 - 26 0.16 4,800,000.00 4,261,000.00 - 27 0.16 4,400,000.00 3,778,166.67 - 28 0.16 4,840,000.00 4,614,500.00 - Universitas Sumatera Utara 29 0.12 3,520,000.00 3,237,250.00 - 30 0.4 9,600,000.00 6,199,000.00 - Lampiran 16. Data jumlah Penerimaan,Biaya Tanaman, Biaya Penggilingan Kopi Usahatani Kopi Arabika per petanitahun No Sampel Luas Lahan Ha Jumlah Penerimaan Rp. Jumlah Biaya Tanaman Rp Jumlah Biaya Penggilingan Kopi Rp 31 3 74,880,000.00 38,737,500.00 374,400.00 32 0.08 2,120,000.00 1,912,000.00 - 33 0.5 12,600,000.00 8,704,000.00 - 34 0.4 9,200,000.00 5,539,000.00 - 35 0.4 10,000,000.00 5,760,833.33 - 36 0.28 7,120,000.00 6,649,500.00 - 37 0.12 3,000,000.00 2,787,000.00 - 38 0.16 4,840,000.00 4,424,583.33 - 39 0.16 4,000,000.00 4,234,666.67 - 40 0.12 2,920,000.00 3,644,500.00 - 41 0.12 3,120,000.00 2,545,500.00 - 42 0.16 5,120,000.00 2,596,000.00 - 43 0.16 4,840,000.00 3,519,666.67 - 44 0.08 2,040,000.00 1,662,000.00 - 45 1 25,560,000.00 15,183,166.67 127,800.00 46 1 25,720,000.00 12,615,000.00 128,600.00 47 0.16 4,760,000.00 4,428,500.00 - 48 0.24 6,100,000.00 4,853,000.00 30,500.00 49 0.28 7,180,000.00 6,150,000.00 35,900.00 50 0.2 5,120,000.00 4,016,500.00 - 51 0.4 9,560,000.00 6,515,833.33 71,700.00 52 0.16 4,598,000.00 3,835,866.67 - 53 1 24,200,000.00 15,953,500.00 121,000.00 54 1 24,900,000.00 12,785,000.00 - 55 0.12 3,160,000.00 2,765,000.00 - 56 2 50,800,000.00 29,429,750.00 254,000.00 Universitas Sumatera Utara Jumlah 33.02 824,849,000.00 473,490,237.30 2,251,900.00 Rataan

0.59 14,729,446.43

8,455,182.81 40,212.50 Universitas Sumatera Utara Lampiran 17.Data Jumlah Penerimaan, Biaya tanaman, Biaya penggilingan kopi, dan Biaya produksi Kopi Arabika per petanitahun No Sampel Luas Lahan Ha Jumlah Penerimaan Rp. Jumlah Biaya Tanaman Rp Jumlah Biaya Penggilingan Kopi Rp Jumlah Biaya Produksi Rp 1 1 24,600,000 16,130,000 123,000 16,253,000 2 0.08 2,000,000 1,706,000 - 1,706,000 3 0.08 2,040,000 1,402,000 - 1,402,000 4 0.16 4,680,000 3,291,500 - 3,291,500 5 0.16 4,400,000 3,865,417 - 3,865,417 6 1 22,400,000 13,744,667 - 13,744,667 7 1 20,800,000 13,941,000 - 13,941,000 8 0.4 9,600,000 5,849,000 - 5,849,000 9 0.12 3,600,000 2,208,000 - 2,208,000 10 0.16 4,800,000 3,104,000 - 3,104,000 11 0.2 5,160,000 4,263,500 - 4,263,500 12 0.04 1,440,000 1,272,500 - 1,272,500 13 0.32 9,800,000 5,468,000 - 5,468,000 14 1.2 30,940,000 15,093,750 - 15,093,750 15 1 25,780,000 14,454,500 - 14,454,500 16 0.2 5,200,000 4,691,000 26,000 4,717,000 17 0.4 9,640,000 6,833,333 48,200 6,881,533 18 1.5 35,055,000 15,010,556 - 15,010,556 19 1 25,400,000 12,168,500 127,000 12,295,500 20 2 47,120,000 17,703,500 248,000 17,951,500 21 0.2 4,940,000 3,971,200 26,000 3,997,200 22 2 56,716,000 21,656,000 257,800 21,913,800 23 2 46,080,000 22,754,000 - 22,754,000 24 2 45,360,000 21,917,032 252,000 22,169,032 25 0.5 12,680,000 7,653,500 - 7,653,500 26 0.16 4,800,000 4,261,000 - 4,261,000 27 0.16 4,400,000 3,778,167 - 3,778,167 28 0.16 4,840,000 4,614,500 - 4,614,500 29 0.12 3,520,000 3,237,250 - 3,237,250 Universitas Sumatera Utara 30 0.4 9,600,000 6,199,000 - 6,199,000 Lampiran 17.Data Jumlah Penerimaan, Biaya tanaman, Biaya penggilingan kopi, dan Biaya produksi Kopi Arabika per petanitahun No Sampel Luas Lahan Ha Jumlah Penerimaan Rp. Jumlah Biaya Tanaman Rp Jumlah Biaya Penggilingan Kopi Rp Jumlah Biaya Produksi Rp 31 3 74,880,000 38,737,500 374,400 39,111,900 32 0.08 2,120,000 1,912,000 - 1,912,000 33 0.5 12,600,000 8,704,000 - 8,704,000 34 0.4 9,200,000 5,539,000 - 5,539,000 35 0.4 10,000,000 5,760,833 - 5,760,833 36 0.28 7,120,000 6,649,500 - 6,649,500 37 0.12 3,000,000 2,787,000 - 2,787,000 38 0.16 4,840,000 4,424,583 - 4,424,583 39 0.16 4,000,000 4,234,667 - 4,234,667 40 0.12 2,920,000 3,644,500 - 3,644,500 41 0.12 3,120,000 2,545,500 - 2,545,500 42 0.16 5,120,000 2,596,000 - 2,596,000 43 0.16 4,840,000 3,519,667 - 3,519,667 44 0.08 2,040,000 1,662,000 - 1,662,000 45 1 25,560,000 15,183,167 127,800 15,310,967 46 1 25,720,000 12,615,000 128,600 12,743,600 47 0.16 4,760,000 4,428,500 - 4,428,500 48 0.24 6,100,000 4,853,000 30,500 4,883,500 49 0.28 7,180,000 6,150,000 35,900 6,185,900 50 0.2 5,120,000 4,016,500 - 4,016,500 51 0.4 9,560,000 6,515,833 71,700 6,587,533 52 0.16 4,598,000 3,835,867 - 3,835,867 53 1 24,200,000 15,953,500 121,000 16,074,500 54 1 24,900,000 12,785,000 - 12,785,000 55 0.12 3,160,000 2,765,000 - 2,765,000 56 2 50,800,000 29,429,750 254,000 29,683,750 Jumlah 33.02 824,849,000 473,490,237 7,374,100 475,742,137 Rataan 0.59 14,729,446 8,455,183 131,680 8,495,395 Universitas Sumatera Utara Lampiran 18. Data Jumlah Penerimaan, Biaya Produksi, dan Pendapatan Usahatani Kopi Arabika per petanitahun No Sampel Luas Lahan Ha Jumlah Penerimaan Rp. Jumlah Biaya Produksi Rp Jumlah Pendapatan Rp 1 1 24,600,000 16,253,000 8,347,000 2 0.08 2,000,000 1,706,000 294,000 3 0.08 2,040,000 1,402,000 638,000 4 0.16 4,680,000 3,291,500 1,388,500 5 0.16 4,400,000 3,865,417 534,583 6 1 22,400,000 13,744,667 8,655,333 7 1 20,800,000 13,941,000 6,859,000 8 0.4 9,600,000 5,849,000 3,751,000 9 0.12 3,600,000 2,208,000 1,392,000 10 0.16 4,800,000 3,104,000 1,696,000 11 0.2 5,160,000 4,263,500 896,500 12 0.04 1,440,000 1,272,500 167,500 13 0.32 9,800,000 5,468,000 4,332,000 14 1.2 30,940,000 15,093,750 15,846,250 15 1 25,780,000 14,454,500 11,325,500 16 0.2 5,200,000 4,717,000 483,000 17 0.4 9,640,000 6,881,533 2,758,467 18 1.5 35,055,000 15,010,556 20,044,444 19 1 25,400,000 12,295,500 13,104,500 20 2 47,120,000 17,951,500 29,168,500 21 0.2 4,940,000 3,997,200 942,800 22 2 56,716,000 21,913,800 34,802,200 23 2 46,080,000 22,754,000 23,326,000 24 2 45,360,000 22,169,032 23,190,968 25 0.5 12,680,000 7,653,500 5,026,500 26 0.16 4,800,000 4,261,000 539,000 27 0.16 4,400,000 3,778,167 621,833 28 0.16 4,840,000 4,614,500 225,500 Universitas Sumatera Utara 29 0.12 3,520,000 3,237,250 282,750 30 0.4 9,600,000 6,199,000 3,401,000 Lampiran 18. Data Jumlah Penerimaan, Biaya Produksi, dan Pendapatan Usahatani Kopi Arabika per petanitahun No Sampel Luas Lahan Ha Jumlah Penerimaan Rp. Jumlah Biaya Produksi Rp Jumlah Pendapatan Rp 31 3 74,880,000 39,111,900 35,768,100 32 0.08 2,120,000 1,912,000 208,000 33 0.5 12,600,000 8,704,000 3,896,000 34 0.4 9,200,000 5,539,000 3,661,000 35 0.4 10,000,000 5,760,833 4,239,167 36 0.28 7,120,000 6,649,500 470,500 37 0.12 3,000,000 2,787,000 213,000 38 0.16 4,840,000 4,424,583 415,417 39 0.16 4,000,000 4,234,667 234,667 40 0.12 2,920,000 3,644,500 724,500 41 0.12 3,120,000 2,545,500 574,500 42 0.16 5,120,000 2,596,000 2,524,000 43 0.16 4,840,000 3,519,667 1,320,333 44 0.08 2,040,000 1,662,000 378,000 45 1 25,560,000 15,310,967 10,249,033 46 1 25,720,000 12,743,600 12,976,400 47 0.16 4,760,000 4,428,500 331,500 48 0.24 6,100,000 4,883,500 1,216,500 49 0.28 7,180,000 6,185,900 994,100 50 0.2 5,120,000 4,016,500 1,103,500 51 0.4 9,560,000 6,587,533 2,972,467 52 0.16 4,598,000 3,835,867 762,133 53 1 24,200,000 16,074,500 8,125,500 54 1 24,900,000 12,785,000 12,115,000 55 0.12 3,160,000 2,765,000 395,000 56 2 50,800,000 29,683,750 21,116,250 Universitas Sumatera Utara Jumlah 33.78 1,034,840,000 556,928,504 831,821,596 Rataan 0.603214286 18,479,286 9,945,152 14,853,957 Universitas Sumatera Utara Lampiran 19. Analisis Finansial Usahatani Kopi Arabika di Desa Paraduan, Kecamatan Ronggur Nihuta, Kabupaten Samosir Thn Tanaman ke Benefit Cost Net Benefit Rp DF 15 NPV 15 DF 25 NPV 25 DF 26 NPV 26 3 7,544,000.00 5,303,583.33 2,240,416.67 0.6575162 1,473,110.33 0.512 1,147,093.33 0.49991 1,119,997.77 4 12,240,000.00 7,769,333.33 4,470,666.67 0.5717532 2,556,118.18 0.4096 1,831,185.07 0.39675 1,773,740.61 5 14,624,000.00 8,110,450.00 6,513,550.00 0.4971767 3,238,385.52 0.32768 2,134,360.06 0.31488 2,050,997.00 6 24,483,000.00 11,371,217.78 13,111,782.22 0.4323276 5,668,585.29 0.26214 3,437,175.04 0.24991 3,276,713.40 7 38,274,000.00 17,708,507.94 20,565,492.06 0.375937 7,731,330.21 0.20972 4,312,896.28 0.19834 4,078,920.96 8 6,680,000.00 5,076,791.67 1,603,208.33 0.3269018 524,091.65 0.16777 268,973.73 0.15741 252,362.95 9 22,530,000.00 12,615,037.50 9,914,962.50 0.2842624 2,818,451.16 0.13422 1,330,763.74 0.12493 1,238,671.57 10 9,730,000.00 6,663,333.33 3,066,666.67 0.2471847 758,033.10 0.10737 329,280.83 0.09915 304,061.28 11 3,690,000.00 3,772,687.50 -82,687.50 0.2149432 -17,773.12 0.0859 -7,102.80 0.07869 -6,506.75 12 3,780,000.00 2,580,791.67 1,199,208.33 0.1869072 224,140.61 0.06872 82,408.97 0.06245 74,894.18 13 15,535,000.00 9,341,641.67 6,193,358.33 0.162528 1,006,593.87 0.05498 340,483.48 0.04957 306,979.32 14 6,614,500.00 5,156,450.00 1,458,050.00 0.1413287 206,064.25 0.04398 64,125.72 0.03934 57,356.78 15 25,765,000.00 15,327,062.50 10,437,937.50 0.1228945 1,282,764.96 0.03518 367,252.28 0.03122 325,879.11 NPV ƩBt-CtDF 27,469,896.00 15,638,895.71 14,854,068.19 BC ƩNPV+ƩNPV- -1546.586791 IRR i’+ NPV’NPV’-NPV’’ i’’-ii’ 0.049816346 Keterangan: NPV = 27,469,896.00 Selama 13 Tahun : NPV 0 Usahatani layak diusahakan BC = -1546,58 bernilai mutlak = 1546 : BC 1 Usahatani layak diusahakan IRR = 0,049 4,9 : IRR I Usahatani layak diusahakan i’ = 0.25 25 i’’ = 0.2626 Universitas Sumatera Utara Lampiran 37. Total Pendapatan dari Usahatani Non-kopi Arabika No Sampel Luas Lahan Tanaman Kopi Arabika Hektar Pendapatan dari Usahatani Non-Kopi Arabika yang Ditekuni Petani sampel Selama Tahun 2015 Rp.PetaniTahun Total Pendapatan Dari Usahatani Non-Kopi Arabika Rp. Cabai Rawit Rp. Jahe Rp. Aren Rp. Cengkeh Rp. Pisang Rp. Beternak Rp. 1 1.00 1,170,000 - - 4,000,000 - - 5,170,000 2 0.08 - - 600,000 - - - 600,000 3 0.08 - - - 2,000,000 - 400,000 2,400,000 4 0.16 - - - - - 800,000 800,000 5 0.16 - - - - - - - 6 1.00 - - - 4,000,000 - - 4,000,000 7 1.00 - - - - - 200,000 200,000 8 0.40 - - - - - - - 9 0.12 - - - - - - - 10 0.16 - - - 2,000,000 - - 2,000,000 11 0.20 - - - - - - - 12 0.04 - - - 800,000 - - 800,000 13 0.32 2,340,000 - - - - - 2,340,000 14 1.20 - - - 3,750,000 - - 3,750,000 15 1.00 - - - 4,250,000 - - 4,250,000 16 0.20 - - - - - - - 17 0.40 - - - 7,000,000 - - 7,000,000 18 1.50 - - - 2,800,000 - - 2,800,000 19 1.00 - - - 8,000,000 - - 8,000,000 20 2.00 - - 8,000,000 Universitas Sumatera Utara - - - 8,000,000 21 0.20 - - - 4,000,000 - - 4,000,000 Lampiran 37. Total Pendapatan dari Usahatani Non-kopi Arabika No Sampel Luas Lahan Tanaman Kopi Arabika Hektar Pendapatan dari Usahatani Non-Kopi Arabika yang Ditekuni Petani sampel Selama Tahun 2015 Rp.PetaniTahun Total Pendapatan Dari Usahatani Non-Kopi Arabika Rp. Cabai Rawit Rp. Jahe Rp. Aren Rp. Cengkeh Rp. Pisang Rp. Beternak Rp. 22 2.00 - - - 12,000,000 - - 12,000,000 23 2.00 - - - 1,875,000 - - 1,875,000 24 2.00 - - - 1,125,000 - - 1,125,000 25 0.50 - - - - - - - 26 0.16 - - - 730,000 - - 730,000 27 0.16 - - - 4,000,000 - - 4,000,000 28 0.16 - - - 900,000 - - 900,000 29 0.12 - - - - - 14,000,000 14,000,000 30 0.40 1,040,000 17,500,000 - - - 8,000,000 26,540,000 31 3.00 - - - 4,000,000 - - 4,000,000 32 0.08 - - - - - - - 33 0.50 - - - - - - - 34 0.40 - - - - - - - 35 0.40 - - - - - - - 36 0.28 - 6,600,000 - - - - 6,600,000 37 0.12 - - - 400,000 - - 400,000 38 0.16 - - - 2,000,000 - - 2,000,000 39 0.16 - - Universitas Sumatera Utara - - - - - 40 0.12 - - - - - - - 41 0.12 3,900,000 4,000,000 - - - - 7,900,000 42 0.16 - - - - - - - Lampiran 37. Total Pendapatan dari Usahatani Non-kopi Arabika No Sampel Luas Lahan Tanaman Kopi Arabika Hektar Pendapatan dari Usahatani Non-Kopi Arabika yang Ditekuni Petani sampel Selama Tahun 2015 Rp.PetaniTahun Total Pendapatan Dari Usahatani Non-Kopi Arabika Rp. Cabai Rawit Rp. Jahe Rp. Aren Rp. Cengkeh Rp. Pisang Rp. Beternak Rp. 43 0.16 - - - 1,875,000 - - 1,875,000 44 0.08 - - - - - - - 45 1.00 1,040,000 - - 2,000,000 - - 3,040,000 46 1.00 - - - 9,100,000 - 26,000,000 35,100,000 47 0.16 780,000 3,200,000 - - - - 3,980,000 48 0.24 - - - - 800,000 - 800,000 49 0.28 - - - - 1,200,000 - 1,200,000 50 0.20 - - - - 1,800,000 - 1,800,000 51 0.40 - - - 3,750,000 - - 3,750,000 52 0.16 - - - 1,875,000 - - 1,875,000 53 1.00 - - - 2,000,000 2,080,000 - 4,080,000 54 1.00 - 400,000 - - - - 400,000 55 0.12 - - 2,000,000 - - 400,000 2,400,000 56 2.00 - - - - - 800,000 800,000 Jumlah 33.02 10,270,000 31,700,000 600,000 89,990,000 5,880,000 50,200,000 188,640,000 Rataan 0.59 183,393 566,071 10,714 1,606,964 105,000 896,429 3,368,571 Universitas Sumatera Utara No Sampel Petani sampel Selama Tahun 2015 Rp.PetaniTahun Total Pendapatan Dari Non- Usahatani Rp. Buruh Tani Rp. Berdagang Rp. Usaha Jasa Rp. 1 - - - - 2 5,400,000.00 - 5,400,000.00 3 - - - - 4 - - - - 5 - - 13,500,000.00 13,500,000.00 6 - - - - 7 - - 8 - - - - 9 - - - - 10 - - - - 11 - 9,800,000.00 - 9,800,000.00 12 - - 10,400,000.00 10,400,000.00 13 - - - - 14 - - - - 15 - - - - 16 - - 11,800,000.00 11,800,000.00 17 - - - - 18 - - - - 19 12,000,000.00 - - 12,000,000.00 20 - - - - 21 - - - - 22 - - - - 23 - - - - 24 - - - - 25 - - - - 26 - - - - 27 - - - - 28 - - - - 29 - - - - 30 - - - - 31 - 4,786,000.00 4,786,000.00 32 - - 12,400,000.00 12,400,000.00 33 - - - - 34 - - - - 35 - - - - Universitas Sumatera Utara 36 - - - - 37 - 5,780,000.00 - 5,780,000.00 Lampiran 38. Total Pendapatan dari Non-Usahatani No Sampel Pendapatan dari Kegiatan Produktif Lain Diluar Usahatani yang Ditekuni Petani sampel Selama Tahun 2015 Rp.PetaniTahun Total Pendapatan Dari Non- Usahatani Rp. Buruh Tani Rp. Berdagang Rp. Usaha Jasa Rp. 38 - - 8,900,000.00 8,900,000.00 39 - - 31,200,000.00 31,200,000.00 40 13,200,000.00 - - 13,200,000.00 41 - - - - 42 - - - - 43 - - - - 44 - - 7,800,000.00 7,800,000.00 45 - - - - 46 - - - - 47 - - - - 48 - - - - 49 - - - - 50 - - - - 51 - - - - 52 - - - - 53 - - - - 54 - - - - 55 - - - - 56 - 5,783,000.00 - 5,783,000.00 Jumlah 25,200,000.00 10,569,000.00 55,100,000.00 90,869,000.00 Rataan 450,000.00 188,732.14 983,928.57 1,622,660.71 Universitas Sumatera Utara Lampiran 39. Kontribusi Pendapatan dari Usahatani Kopi Arabika Terhadap Total Pendapatan Petani Sampel No Sampel Umur Sampel Tahun Pendapatan dari Usahatani Kopi Arabika Rp. Pendapatan dari Usahatani Non-Kopi Arabika Rp. Pendapatan dari Kegiatan Produktif Lain Diluar Usahatani Rp. Total Pendapatan Petani Sampel Selama Tahun 2015 Rp. Kontribusi Pendapatan dari Usahatani Kopi Arabika Terhadap Total Pendapatan Petani Sampel ≤ 50 50 1 52 8,347,000.00 5,170,000.00 - 13,517,000.00 61.75 2 34 294,000.00 600,000.00 5,400,000.00 6,294,000.00 4.67 3 56 638,000.00 2,400,000.00 - 3,038,000.00 21.00 4 39 1,388,500.00 800,000.00 - 2,188,500.00 63.45 5 38 534,583.33 - 13,500,000.00 14,034,583.33 3.81 6 60 8,655,333.33 4,000,000.00 - 12,655,333.33 68.39 7 34 6,859,000.00 200,000.00 - 7,059,000.00 97.17 8 50 3,751,000.00 - - 3,751,000.00 100.00 9 75 1,392,000.00 - - 1,392,000.00 100.00 10 30 1,696,000.00 2,000,000.00 - 3,696,000.00 45.89 11 54 896,500.00 - 9,800,000.00 10,696,500.00 8.38 12 27 167,500.00 800,000.00 10,400,000.00 11,367,500.00 1.47 13 39 4,332,000.00 2,340,000.00 - 6,672,000.00 64.93 14 43 15,846,250.00 3,750,000.00 - 19,596,250.00 80.86 15 75 11,325,500.00 4,250,000.00 - 15,575,500.00 72.71 16 44 483,000.00 - 11,800,000.00 12,283,000.00 3.93 17 59 2,758,466.67 7,000,000.00 - 9,758,466.67 28.27 18 53 20,044,444.44 2,800,000.00 - 22,844,444.44 87.74 19 64 13,104,500.00 8,000,000.00 12,000,000.00 33,104,500.00 39.59 20 59 29,168,500.00 8,000,000.00 - 37,168,500.00 78.48 21 79 942,800.00 4,000,000.00 - 4,942,800.00 19.07 22 39 34,802,200.00 12,000,000.00 - 46,802,200.00 74.36 23 60 23,326,000.00 1,875,000.00 - 25,201,000.00 92.56 24 39 23,190,968.25 1,125,000.00 - 24,315,968.25 95.37 25 35 5,026,500.00 - - 5,026,500.00 100.00 26 36 539,000.00 730,000.00 - 1,269,000.00 42.47 42.47 27 48 621,833.33 4,000,000.00 - 4,621,833.33 13.45 Universitas Sumatera Utara 28 42 225,500.00 900,000.00 - 1,125,500.00 20.04 29 38 282,750.00 14,000,000.00 - 14,282,750.00 1.98 Lampiran 39. Kontribusi Pendapatan dari Usahatani Kopi Arabika Terhadap Total Pendapatan Petani Sampel No Sampel Umur Sampel Tahun Pendapatan dari Usahatani Kopi Arabika Rp. Pendapatan dari Usahatani Non-Kopi Arabika Rp. Pendapatan dari Kegiatan Produktif Lain Diluar Usahatani Rp. Total Pendapatan Petani Sampel Selama Tahun 2015 Rp. Kontribusi Pendapatan dari Usahatani Kopi Arabika Terhadap Total Pendapatan Petani Sampel ≤ 50 50 30 55 3,401,000.00 26,540,000.00 - 29,941,000.00 11.36 31 54 35,768,100.00 4,000,000.00 4,786,000.00 44,554,100.00 80.28 32 28 208,000.00 - 12,400,000.00 12,608,000.00 1.65 33 67 3,896,000.00 - - 3,896,000.00 100.00 34 55 3,661,000.00 - - 3,661,000.00 100.00 35 39 4,239,166.67 - - 4,239,166.67 100.00 36 41 470,500.00 6,600,000.00 - 7,070,500.00 6.65 37 47 213,000.00 400,000.00 5,780,000.00 6,393,000.00 3.33 38 54 415,416.67 2,000,000.00 8,900,000.00 11,315,416.67 3.67 39 50 234,666.67 - 31,200,000.00 30,965,333.33 -0.76 40 38 724,500.00 - 13,200,000.00 12,475,500.00 -5.81 41 39 574,500.00 7,900,000.00 - 8,474,500.00 6.78 42 53 2,524,000.00 - - 2,524,000.00 100.00 43 63 1,320,333.33 1,875,000.00 - 3,195,333.33 41.32 44 37 378,000.00 - 7,800,000.00 8,178,000.00 4.62 45 32 10,249,033.33 3,040,000.00 - 13,289,033.33 77.12 46 36 12,976,400.00 35,100,000.00 - 48,076,400.00 26.99 47 35 331,500.00 3,980,000.00 - 4,311,500.00 7.69 48 42 1,216,500.00 800,000.00 - 2,016,500.00 60.33 49 47 994,100.00 1,200,000.00 - 2,194,100.00 45.31 50 48 1,103,500.00 1,800,000.00 - 2,903,500.00 38.01 51 53 2,972,466.67 3,750,000.00 - 6,722,466.67 44.22 52 52 762,133.33 1,875,000.00 - 2,637,133.33 28.90 53 44 8,125,500.00 4,080,000.00 - 12,205,500.00 66.57 54 33 12,115,000.00 400,000.00 - 12,515,000.00 96.80 Universitas Sumatera Utara 55 36 395,000.00 2,400,000.00 - 2,795,000.00 14.13 56 52 21,116,250.00 800,000.00 5,783,000.00 27,699,250.00 76.23 Jumlah 2,631.00 349,106,862.70 199,280,000.00 152,749,000.00 701,135,862.70 Rataan 46.98 6,234,051.12 3,558,571.43 2,727,660.71 12,520,283.26 Universitas Sumatera Utara DAFTAR PUSTAKA AAK. 2009. Budi Daya Tanaman Kopi. Yogyakarta : Penerbit Kanisisus. Anggara. 2011. Budi Daya Kopi. Jakarta : Rineka Cipta. Anggraini, D. 2006. Faktor – Faktor Yang Mempengaruhi Permintaan Ekspor Kopi Indonesia dan Amerika Serikat. Tesis. Program Studi Ekonomi dan Pembangunan. Universitas Diponogoro. Semarang. Anonimus, 2013. Data Perkebunan Kopi Kabupaten Samosir. Samosir : Dinas Pertanian Kabupaten SamosirLaporan Tahunan Arikunto, Suharsimi. 2006. Prosedur Penelitian. Jakarta : Rineka Cipta Badan Pusat statistic Sumatera Utara .2014. Sumatera Utara Dalam Angka. Medan Badan Pusat statistic Sumatera Utara .2014. Kabupaten Samosir Dalam Angka. Medan Badan Pusat statistic Sumatera Utara .2014. Kecamatan Ronggurnihuta Dalam Angka. Medan Daniel, M. 2002. Pengantar Ekonomi Pertanian. Jakarta : Bumi Aksara. Gray, C. dkk., 1999. Pengantar Evaluasi Proyek, Gramedia, Jakarta. Hadi Sutrisno. 2000. Analisis Regresi. Yogyakarta : Andi Offset Herman. 2008. Membangkitkan Kembali peran Komoditas kopi Bagi perekonomian Indonesia. http:tumau;net702_07134herman.htm. Hermanto. 1993. Ilmu Usaha Tani. Penebar Swadaya. Jakarta Kasmir dan Jakfar, 2003. Studi kelayakan bisnis. Jakarta : Kencana Prenada Media Mubyarto, 1994. Pengantar Ekonomi Pertanian.LP3ES, Jakarta. Nainggolan H. 2007. Analisis Faktor-Faktor Yang mempengaruhi Permintaan Komoditi Kopi di Sumatera Utara [tesis]. Medan ID: Universitas Sumatera Utara Universitas Sumatera Utara Najiyati dan Danarti. 2004. Kopi Budidaya dan Penanganan Lepas Panen. Penebar swadaya. Jakarta. Panggabean, Edy. 2011. Buku Pintar Kopi. Jakarta : PT Agromedia Pustaka Prawirokusumo, S. 1990. Ilmu Usahatani. Yogyakarta :Universitas Gajahmada Rahardjo, Pudji, 2012. KOPI: Panduan Budidaya dan Pengolahan Kopi Arabika dan Robusta. Jakarta: Penebar Swadaya . Retnadari dan Tjokrowinoto. 1991. Kopi, Kajian Sosial Ekonomi. Aditya Media. Yogyakarta Sastraatmadja, E., 1991. Ekonomi Pertanian Indonesia : Masalah, Gagasan dan Strategi, Angkasa, Bandung Simanjuntak, S.B. 2004. Pengantar Ilmu Pertanian. Fakultas Pertanian. Medan:USU. Siswoputranto, P.S. 1992. Kopi Internasional dan Indonesia. Yogyakarta : Penerbit Kanisius. Soekartawi ., 1986. Prinsip Dasar Ekonomi Pertanian, Rajawali Press, Jakarta. Soekartawi .1991. Agribisnis : Teori dan Aplikasinya, Rajawali Press, Jakarta. Soekartawi. 1993. Teori Ekonomi Produksi. Jakarta : Raja Grafindo Persada Soekartawi .1995. Analisis Usahatani, UI Press, Jakarta. Soekartawi b. 2002. Prinsip Dasar Ekonomi Pertanian. Jakarta : Raja Grafindo Persada. Sudjana .1996. Metoda Statistika. Bandung : Tarsito Suratiyah, K. 2006. Dasar Manajemen. Universitas Gajah Mada. Yogyakarta Suratiyah, K. 2008. Ilmu Usahatani. Jakarta : Penebar Swadaya Tan, T.C.1997. Soysauce Fermentation, Microbiology and Technical Development. Singapore :Singapore Institute of Standart Industrial Research Umar, Husein. 1998. Metode Penelitian untuk Skripsi dan tesis. Jakarta : PT Grafindo Persada Witjaksono, A. 2006. Akuntansi Biaya. Yogyakarta : Graha Ilmu Universitas Sumatera Utara 32

BAB III METODE PENELITIAN

3.1. Metode Penentuan Daerah Sampel

Daerah penelitian ditetapkan secara purposive, artinya daerah penelitian didasarkan atas adanya tujuan tertentu Arikunto, 2006. Kabupaten Samosir dipilih dengan pertimbangan bahwa kabupaten samosir merupakan salah satu sentra produksi kopi tertinggi di Sumatera Utara khususnya di Kecamatan Ronggurnihuta. Desa Paraduan ditentukan sebagai daerah penelitian karena desa ini merupakan salah satu desa yang memiliki luas lahan terbesar di Kecamatan Ronggurnihuta tetapi memiliki produktivitas terendah kedua dapat dilihat dalam Tabel 5 : Tabel 5. Luas Tanaman dan produksi Kopi Menurut Kecamatan di Kabupaten Samosir 2014 Desa Kelurahan Produksi ton Luas Tanam Ha Produktivitas tonha 1 Paraduan 13 115 0,11 2 Lintong Nihuta 15 85 0,17 3 Ronggur Nihuta 28 90 0,31 4 Sijambur 51 90 0,56 5 Sabungan Nihuta 11 95 0,11 6 Salaon Toba 109 87 1,25 7 SalaonTonga-tonga 83 70 1,18 8 Salaon Dolok 110 155 0,70 JumlahTotal 420 787 0,53 Sumber : Badan Pusat Statistik,2014 Dari seluruh desa yang ada di Kabupaten Samosir, maka Desa Paraduan dipilih sebagai daerah penelitian dengan pertimbangan bahwa desa ini terdapat petani yang menanam kopi Arabika dan dari kondisi diatas dapat diketahui adanya hambatan-hambatan teknis yang menghambat upaya peningkatan produksi kopi Arabika serta dengan pertimbangan bahwa petani yang menanam kopi Arabika Universitas Sumatera Utara mempunyai kontribusi terhadap pendapatan keluarga di Kecamatan Ronggurnihuta, oleh sebab itu peneliti tertarik meneliti kelayakan dan kontribusi usahatani kopi Arabika terhadap pendapatan keluarga di Desa Paraduan.

3.2 Metode Penentuan Sampel