4 Interest and other finance costs 4.1 Interest income/(expense) | | | | | | | | | 2025 | | 2024 | | 2023 | | | $ million | | $ million | | $ million | Interest income | | 28 | | 24 | | 34 | Interest expense: | | | | | | | Bank borrowings | | (5) | | (8) | | (10) | Private placement notes | | (19) | | (29) | | (38) | Corporate bond | | (104) | | (89) | | (46) | Lease liabilities | | (8) | | (8) | | (8) | Other | | (4) | | (11) | | (30) | | | (140) | | (145) | | (132) | Net interest expense | | (112) | | (121) | | (98) |
4.2 Other finance costs | | | | | | | | | | | | | 2025 | | 2024 | | 2023 | | | Notes | | $ million | | $ million | | $ million | Retirement benefit net interest expense | | 18 | | (6) | | (4) | | (1) | Unwinding of discount1 | | | | (33) | | (19) | | (6) | Investment income relating to deferred compensation arrangements | | | | 14 | | – | | – | Gain on repurchase of bonds | | 15 | | 10 | | – | | – | Other | | | | (1) | | (5) | | – | Other finance costs | | | | (16) | | (28) | | (7) |
1 | Includes discount unwind on provision for metal-on-metal hip claims and acquisition related liabilities. |
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