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Trade and other receivables - Summary of Trade and Other Receivables, Amounts Falling Due After More Than One Year (Details) - GBP (£)
£ in Millions
Dec. 31, 2024
Dec. 31, 2023
Trade and other receivables [abstract]    
Fair value of derivatives £ 4 £ 32
Other receivables and prepayments 170 177
Trade and other receivables £ 174 £ 209