The components of Other income were (in millions): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended
March 31, | | Six Months Ended
March 31, | | | 2025 | | 2024 | | 2025 | | 2024 | | Interest income | | $ | 2 | | | $ | 4 | | | $ | 6 | | | $ | 9 | | | Royalty income | | 3 | | | 3 | | | 6 | | | 6 | | | Legacy product liability and environmental charges | | (6) | | | (3) | | | (9) | | | (8) | | | Non-operating pension and postretirement benefit credit | | — | | | 5 | | | — | | | 10 | | | Fair value adjustments for earnout payments (Note 5) | | (5) | | | (7) | | | (5) | | | (7) | | | Other | | 6 | | | 13 | | | 8 | | | 14 | | | Other income | | $ | — | | | $ | 15 | | | $ | 6 | | | $ | 24 | |
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