Notes to the consolidated financial statements – analysis of items in the primary statements

1. Segmental analysis	10. Earnings per share	19. Trade and other receivables
2. Other operating income	11. Goodwill	20. Cash and cash equivalents
3. Operating costs	12. Other intangible assets	21. Borrowings
4. Exceptional items, remeasurements and stranded cost recoveries	13. Property, plant and equipment	22. Trade and other payables
5. Pensions and other post-retirement benefits	14. Other non-current assets	23. Other non-current liabilities
6. Finance income and costs	15. Financial and other investments	24. Provisions
7. Taxation	16. Deferred tax assets and liabilities	25. Share capital
8. Discontinued operations	17. Derivative financial instruments	26. Reconciliation of movements in total equity
9. Dividends	18. Inventories and current intangible assets	27. Consolidated cash flow statement

19. Trade and other receivables

	2008 £m	2007 £m
Trade receivables	1,162	638
Other receivables	80	60
Commodity contract assets	78	–
Prepayments and accrued income	949	538
	2,269	1,236

Trade receivables are non interest-bearing and generally have a 30-90 day term. Due to their short maturities, the fair value of trade and other receivables approximates their book value. Commodity contract assets are recorded at fair value. For further details of commodity risk, refer to note 34. All other receivables are recorded at amortised cost.

Provision for impairment of receivables

	2008 £m	2007 £m
At 1 April	102	107
Exchange adjustments	(1)	(12)
Charge for the year, net of recoveries	108	63
Acquisition of subsidiary undertaking	37	–
Uncollectable amounts written off against receivables	(91)	(51)
Reclassification to assets held for sale	–	(5)
At 31 March	155	102

As at 31 March 2008, trade receivables of £188m (2007: £18m) were past due but not impaired. The ageing analysis of these trade receivables is as follows:

	2008 £m	2007 £m
Up to 3 months past due	100	10
3 to 6 months past due	36	2
Over 6 months past due	52	6
	188	18

For further information on our wholesale and retail credit risk, refer to note 33. For further information on our commodity risk, refer to note 34.