Notes tothe financial statements For the financial year ended 31 December 2023 29. Employee benefits (cont’d) Changes in the employee benefit obligations are as follows: Group 2023 2022 Rp million Rp million Benefit obligation at 1 January 1,529,961 1,807,999 Benefits paid (98,362) (143,503) Changes charged to profit or loss Current service cost 104,050 114,688 Past service cost (380,423) (175,444) Interest cost on benefit obligations 105,417 118,335 Net actuarial loss/(gain) recognised during the year 1,215 (2,483) Sub-total (169,741) 55,096 Re-measurement gain in other comprehensive income Actuarial changes arising from changes in demographic assumption – (13,079) Actuarial changes arising from changes in financial assumptions 22,444 (28,630) Experience adjustments (29,562) (147,922) Sub-total (7,118) (189,631) Benefit obligation at 31 December 1,254,740 1,529,961 The principal assumptions used in determining post-employment obligations for the Group’s plan are as follows: Annual discount rate : 6.2% - 7.1% (2022: 5.2% - 7.4%) Future annual salary increase : 4.0% (2022: 4.0%) Annual employee turnover rate : 6.0% (2022: 6.0%) for employees under the age of 30 years and linearly decrease until 0% at the age of 53 years and 55 years Annual disability rate : 10% from mortality rate Retirement age : 55 and 57 years old Mortality rate reference : Indonesian Mortality Table (“IMT”) IV 141 GROUP OVERVIEW OPERATION AND FINANCIAL REVIEW SUSTAINABILITY & GOVERNANCE FINANCIALS OTHER INFORMATION Annual Report 2023
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