12.3 4.5 Production Company Presentation 9M 2015 TBS CP 9M15

Quarterly Production Stripping Ratio SR Production in Thousand Tons Production Summary MT: Million Ton 9M14 9M15 Change Comment Sales Volume mt SR x 6.1 4.8

13.2 12.3

21.3 6.8 Sales decreased by 21.3 SR continued to fall resulting in lower mining cost

6.4 4.5

Production volume decreased y-o-y to 4.5 mn tons in 9M15 to ensure profitable margin

29.7 Production

Volume mt Production Summary MT: Million Ton  Q-o-q production volume of 1.6 mn tons remained stable, which came in line with 2015 quarterly guidance of 1.5-2.0 mn tons  9M15 SR stabilized at 12.3x, on track of achieving annual SR guidance of 11x – 12x  Q-o-q SR decreased by 4.0 from 12.5x in 3Q15 to 12.0x in 3Q15 12 1,802 1,950 1,911 2,160 2,330 1,653 1,505 1,469 1,565 12.7x 12.7x 13.5x 13.8x 12.5x 13.8x 12.4x 12.5x 12.0x 00x 05x 10x 15x 20x 500 1,000 1,500 2,000 2,500 3Q13 4Q13 1Q14 2Q14 3Q14 4Q14 1Q15 2Q15 3Q15 Production Volume 000 Stripping Ratio ABN TMU IM PT Kutai Energi Quarterly Production Stripping Ratio Production in Thousand Tons Key Highlights  Q-o-q production increased to 987 thousand tons in 3Q15, in line with 2015 internal guidance  SR stabilized at 13.0x in 3Q15, on track of achieving annual SR guidance  SR decreased y-o-y by 5.1 from 13.8x in 9M15 to 13.1x in 9M15 13 1,300 930 904 969 987 12.4x 14.2x 13.1x 13.3x 13.0x 0x 5x 10x 15x 20x 200 400 600 800 1,000 1,200 1,400 3Q14 4Q14 1Q15 2Q15 3Q15 Production Volume 000 Stripping Ratio Dump Dist. m 1,853 2,111 2,153 2,327 2,461 TMU ABN PT Kutai Energi Quarterly Production Stripping Ratio Production in Thousand Tons Key Highlights  Production increase of 38.1 q-o-q from 231K tons in 2Q15 to 319K tons in 3Q15 came in line with 2015 quarterly internal guidance of 200K – 300K tons  Q-o-q SR decreased from 12.7x in 2Q15 to 12.2x in 3Q15 and y-o-y SR decreased from 13.2x in 9M14 to 12.2x in 9M15, on track of achieving the annual SR guidance 14 700 493 388 231 319 13.3x 13.3x 12.0x 12.7x 12.2x 0x 5x 10x 15x 100 200 300 400 500 600 700 800 3Q14 4Q14 1Q15 2Q15 3Q15 Production Volume 000 Stripping Ratio Dump Dist. m 1,957 1,831 2,255 2,346 2,099 ABN IM PT Kutai Energi Note: - - - Hauling road Key Highlights Quarterly Production Stripping Ratio Production in Thousand Tons  3Q15 production volume decreased slightly to 259K tons, achieving 2015 quarterly internal production guidance  Q-o-q and y-o-y SR declined by 11.7 and 26.8 respectively, from 9.4x in 2Q14 to 8.3x in 3Q15 and from 12.7x in 9M14 to 9.3x in 9M15 15 400 231 213 267 259 11.7x 12.9x 10.4x 9.4x 8.3x 0x 5x 10x 15x 50 100 150 200 250 300 350 400 450 3Q14 4Q14 1Q15 2Q15 3Q15 Production Volume 000 Stripping Ratio 16 9M15 Financial Highlights 3 Quarterly FOB Cash Cost In USton Notes: 1 FOB Cash Cost = COGS including royalty and selling marketing expense – depreciation and amortization 2 Adj. FOB cash costs = COGS, including selling marketing expense and royalty – depreciation amortization of exploration development and excluding deferred stripping cost Constant convergence between FOB cash cost and adjusted FOB cash cost underline normalization of SR over quarterly period resulting from more efficient mine operations 17 67 69 60 57 55 55 53 49 49 53 51 50 47 43 41 77 73 63 52 59 56 51 52 51 54 50 51 46 42 40 17.7x 16.6x 14.2x 12.0x 15.1x 13.6x 12.7x 12.7x 13.5x 13.8x 12.5x 13.8x 12.4x 12.5x 12.0x 0x 3x 6x 9x 12x 15x 18x 21x 20 40 60 80 100 1Q12 2Q12 3Q12 4Q12 1Q13 2Q13 3Q13 4Q13 1Q14 2Q14 3Q14 4Q14 1Q15 2Q15 3Q15 FOB cash cost Adj. FOB cash cost SR Production in mt

6.4 4.5