Ashley Almanza, chief financial officer, BG Group, at the CBI's energy conference. London, September 2010.

1. The role of gas in meeting the UK’s energy and decarbonisation goals Ashley Almanza, Chief Financial Officer, BG Group 15 September 2010

2. 2 Legal notice Certain statements included in this presentation contain forward-looking information concerning BG Group’s strategy, operations, financial performance or condition, outlook, growth opportunities or circumstances in the countries, sectors or markets in which BG Group operates. By their nature, forward-looking statements involve uncertainty because they depend on future circumstances, and relate to events, not all of which are within BG Group's control or can be predicted by BG Group. Although BG Group believes that the expectations reflected in such forward-looking statements are reasonable, no assurance can be given that such expectations will prove to have been correct. Actual results could differ materially from those set out in the forward-looking statements. For a detailed analysis of the factors that may affect our business, financial performance or results of operations, we urge you to look at the “Risk Factors” included in BG Group plc’s Annual Report and Accounts 2009. Nothing in these results should be construed as a profit forecast and no part of these results constitutes, or shall be taken to constitute, an invitation or inducement to invest in BG Group plc or any other entity, and must not be relied upon in any way in connection with any investment decision. BG Group undertakes no obligation to update any forward-looking statements.

4. 4 Gas from Mixed source Gas from Norway Gas from Russia Gas from Algeria Other Pipeline source Gas Intersection Norway, not Russia, supplies most of UK’s gas Source: Wood Mackenzie Pipeline thickness representative of historical flows

6. DECC central case envisions this will mainly be replaced by wind and CCGTs over the next decade

7. New nuclear and CCS plant will start to come online post 2020Source: DECC, 2010 Energy and Emission Projections, Central Case

9. It puts the UK power sector on the right trajectory to fully decarbonise by 2050

10. Post 2030 gas with CCS together with other low and zero carbon sources will become part of the mixSource: Redpoint, DECC, 2010 Energy and Emission Projections, Central Case

13. Under the current market arrangements the likely returns do not appear good

14. This is also recognized in Energy Market Assessment and Project DiscoverySource: Redpoint, DECC, 2010 Energy and Emission Projections, Central Case

16. Successful projects will realise value beyond wholesale market

17. Flexibility

18. Location

19. Grid services

20. Market mechanisms such as capacity payments or long term contracts (from grid) can provide revenue certainty and lower investment riskSource: Redpoint, DECC, 2010 Energy and Emission Projections, Central Case

21. Natural gas: more than a transition fuel Natural gas is secure, flexible, available Natural gas can help meet renewables targets Natural gas can act as an insurance policy Natural gas is more than a transition fuel 10

22. Thank you 11