| Date of Accounts | 2026 | 2025 | 2024 | 2023 | 2022 |
|---|---|---|---|---|---|
| Standard | IFRS | IFRS | IFRS | IFRS | IFRS |
| Millions | Millions | Millions | Millions | Millions | |
| Income Statement | 30-03-2026 | 30-03-2025 | 31-03-2024 | 30-03-2023 | 30-03-2022 |
| Revenue | 19,654.00 | 20,358.00 | 20,797.00 | 20,681.00 | 20,850.00 |
| Operating Profit / Loss | 2,897.00 | 2,492.00 | 2,214.00 | 2,619.00 | 2,885.00 |
| Net Interest | -1,251.00 | -1,150.00 | -1,007.00 | -837.00 | -922.00 |
| Pre Tax Profit | 1,436.00 | 1,334.00 | 1,186.00 | 1,729.00 | 1,963.00 |
| Post Tax Profit | 1,077.00 | 1,054.00 | 855.00 | 1,905.00 | 1,274.00 |
| Profit for the Period | 1,077.00 | 1,054.00 | 855.00 | 1,905.00 | 1,274.00 |
| Equity Holders of Parent Company | 1,077.00 | 1,054.00 | 855.00 | 1,905.00 | 1,274.00 |
| Minority Interests | n/a | n/a | n/a | n/a | n/a |
| Continuing EPS | |||||
| Earnings per Share (Basic) | 11.00p | 10.80p | 8.70p | 19.40p | 12.90p |
| Earnings per Share (Diluted) | 10.80p | 10.60p | 8.60p | 18.90p | 12.50p |
| Earnings per Share (Adjusted) | 18.30p | 18.80p | 18.50p | 22.00p | 12.90p |
| Continuing and Discontinued EPS | |||||
| Earnings per Share (Basic) | 11.00p | 10.80p | 8.70p | 19.40p | 12.90p |
| Earnings per Share (Diluted) | 10.80p | 10.60p | 8.60p | 18.90p | 12.50p |
| Earnings per Share (Adjusted) | 18.30p | 18.80p | 18.50p | 22.00p | 12.90p |
| Dividend per Share | 8.32p | 8.16p | 8.00p | 7.70p | 7.70p |
| Millions | Millions | Millions | Millions | Millions | |
| Balance Sheet | 30-03-2026 | 30-03-2025 | 31-03-2024 | 30-03-2023 | 30-03-2022 |
| Non-Current Assets | |||||
| Intangible Assets | 11,968.00 | 12,433.00 | 12,920.00 | 13,687.00 | 13,809.00 |
| Property, Plant and Equipment | 27,682.00 | 26,708.00 | 26,204.00 | 25,648.00 | 25,028.00 |
| Investments | 24.00 | 269.00 | 336.00 | 29.00 | 39.00 |
| Investment Properties | n/a | n/a | n/a | n/a | n/a |
| Other Financial Assets | 830.00 | 904.00 | 1,020.00 | 1,397.00 | 1,003.00 |
| Other Non-Current Assets | 2,357.00 | 2,296.00 | 2,540.00 | 2,534.00 | 987.00 |
| Total Non-Current Assets | 42,861.00 | 42,610.00 | 43,020.00 | 43,295.00 | 40,866.00 |
| Current Assets | |||||
| Inventories | 366.00 | 331.00 | 409.00 | 349.00 | 300.00 |
| Trade and Other Receivables | 3,116.00 | 3,109.00 | 3,565.00 | 3,060.00 | 3,120.00 |
| Cash at Bank and in Hand | 359.00 | 216.00 | 414.00 | 392.00 | 777.00 |
| Current Asset Investments | 1,482.00 | 2,631.00 | 2,366.00 | 3,548.00 | 2,679.00 |
| Other Current Assets | 1,792.00 | 2,085.00 | 1,965.00 | 2,108.00 | 2,032.00 |
| Total Current Assets | 7,115.00 | 8,372.00 | 8,719.00 | 9,457.00 | 8,908.00 |
| Other Assets | n/a | n/a | n/a | n/a | n/a |
| Total Assets | 49,976.00 | 50,982.00 | 51,739.00 | 52,752.00 | 49,774.00 |
| Current Liabilities | |||||
| Borrowings | 1,199.00 | 2,797.00 | 2,161.00 | 2,572.00 | 1,668.00 |
| Other Current Liabilities | 7,210.00 | 7,488.00 | 7,657.00 | 7,820.00 | 7,378.00 |
| Total Current Liabilities | 8,409.00 | 10,285.00 | 9,818.00 | 10,392.00 | 9,046.00 |
| Net Current Assets | n/a | n/a | n/a | n/a | n/a |
| Non-Current Liabilities | |||||
| Borrowings | 21,521.00 | 20,536.00 | 21,320.00 | 21,308.00 | 20,277.00 |
| Provisions | 2,339.00 | 2,099.00 | 1,944.00 | 1,989.00 | 2,399.00 |
| Other Non-Current Liabilities | 5,143.00 | 5,154.00 | 6,139.00 | 4,549.00 | 2,756.00 |
| Total Non-Current Liabilities | 29,003.00 | 27,789.00 | 29,403.00 | 27,846.00 | 25,432.00 |
| Net Assets | 12,564.00 | 12,908.00 | 12,518.00 | 14,514.00 | 15,296.00 |
| Capital and Reserves | |||||
| Share Capital | 499.00 | 499.00 | 499.00 | 499.00 | 499.00 |
| Share Premium Account | 1,051.00 | 1,051.00 | 1,051.00 | 1,051.00 | 1,051.00 |
| Other Reserves | 1,460.00 | 1,448.00 | 1,403.00 | 1,533.00 | 1,343.00 |
| Retained Earnings | 9,554.00 | 9,910.00 | 9,565.00 | 11,431.00 | 12,403.00 |
| Shareholders Funds | 12,564.00 | 12,908.00 | 12,518.00 | 14,514.00 | 15,296.00 |
| Minority Interests / Other Equity | n/a | n/a | n/a | n/a | n/a |
| Total Equity | 12,564.00 | 12,908.00 | 12,518.00 | 14,514.00 | 15,296.00 |
| 30-03-2026 | 30-03-2025 | 31-03-2024 | 30-03-2023 | 30-03-2022 | |
| Operating Margin | 14.74% | 12.24% | 10.65% | 12.66% | 13.84% |
| Return on Capital Employed | 10.47% | 9.59% | 8.76% | 9.61% | 11.17% |
| Dividend Cover | 2.20 | 2.30 | 2.31 | 2.86 | 1.68 |
| Dividend Yield | 4.00 | 4.90 | 7.30 | 5.30 | 4.20 |
| PE Ratio | 11.50 | 8.80 | 5.90 | 6.60 | 14.10 |
| PEG | n/a | 4.40 | n/a | 0.10 | n/a |
| Dividend per Share Growth | 1.96% | 2.00% | 3.90% | n/a% | n/a% |
| Net Asset Value per Share | 5.98p | 4.76p | -4.03p | 8.30p | 14.92p |