Advanced IRBA IRBA – Credit Risk Exposures by Portfolio and PD Range

DBS GROUP HOLDINGS LTD AND ITS SUBSIDIARIES

7.5 IRBA – Credit Risk Exposures by Portfolio and PD Range

The following tables provide the main parameters used to calculate the Groups capital requirements for its IRBA models 1 .

7.5.1 Advanced IRBA

a b c d e f g h i j k l PD Range Original on-balance sheet gross exposures m Off-balance sheet exposures pre CCF m Average CCF EAD post CRM and post-CCF m Average PD Number of obligors 2 Average LGD Average maturity years RWA m RWA density 3 EL m TEP m Retail - QRRE 0.00 to 0.15 571 11,899 53 6,891 0.12 687,697 94 491 7 8 0.15 to 0.25 761 4,483 54 3,183 0.20 344,040 91 326 10 6 0.25 to 0.50 415 2,129 42 1,311 0.42 211,003 85 229 17 5 0.50 to 0.75 - - - - - - - - - - 0.75 to 2.50 1,103 3,976 63 3,603 1.54 312,660 93 1,894 53 52 2.50 to 10.00 859 430 88 1,240 4.45 112,789 87 1,258 101 48 10.00 to 100.00 449 71 95 517 20.62 37,216 92 1,231 238 97 100.00 Default 4 151 49 - 151 100.00 21,581 93 - - 140 Sub-total 4,309 23,037 55 16,896 2.30 1,726,986 92 5,429 32 356 475 Retail - Residential mortgage 0.00 to 0.15 12,265 4,112 100 16,377 0.14 21,004 11 583 4 2 0.15 to 0.25 7,446 31 100 7,477 0.19 23,308 12 362 5 2 0.25 to 0.50 31,319 447 100 31,766 0.28 68,416 12 1,975 6 10 0.50 to 0.75 613 - - 613 0.63 1,292 13 79 13 1 0.75 to 2.50 4,682 2,030 100 6,712 1.25 14,377 12 1,243 19 10 2.50 to 10.00 516 3 100 519 4.08 1,300 12 186 36 3 10.00 to 100.00 278 1 100 279 24.73 841 11 189 68 8 100.00 Default 4 122 2 100 124 100.00 390 26 - - 33 Sub-total 57,241 6,626 100 63,867 0.67 130,928 12 4,617 7 69 91 Other retail exposures 0.00 to 0.15 - - - - - - - - - - 0.15 to 0.25 1,315 - - 1,315 0.16 36,876 26 122 9 1 0.25 to 0.50 731 - - 731 0.28 11,889 19 73 10 0.50 to 0.75 2 - - 2 0.64 18 41 1 35 0.75 to 2.50 179 - - 179 1.16 5,155 30 62 34 1 2.50 to 10.00 - - - - - - - - - - 10.00 to 100.00 38 - - 38 15.32 1,019 35 28 74 2 100.00 Default 4 2 - - 2 100.00 77 46 - - 1 Sub-total 2,267 - - 2,267 0.63 55,034 24 286 13 5 6 Total all portfolios 63,817 29,663 65 83,030 1.00 1,912,948 28 10,332 12 430 572 Numbers below 0.5. 1 As at the reporting date, the Group does not have any credit derivative used as CRM in its Banking book. 2 Number of obligors or accounts used in the respective asset classes as per the Group’s A-IRBA models. 3 For definition of RWA density, refer to footnote of 7.3. 4 For definition of default, refer to 7.1. 30 Jun 2017 A-21 DBS GROUP HOLDINGS LTD AND ITS SUBSIDIARIES

7.5.2 Foundation IRBA