Origin Energy Not for Distribution or release in the United States of ...

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The additional demand of Integral Energy and Country Energy is partly metthrough the Eraring GenTrader arrangements. Origin will need to acquire ordevelop further supply including Renewable Energy Certificates under theMandated Renewable Energy Target …&I Demand vs Energy14,00012,00010,0008,0006,0004,0002,000MW0Peak DemandC&I PeakDemandMass MarketPeak DemandContractedPlantTWhPeak Demand vs Generation Capacity70MWAnnual Energy Demand14,0006050403020Annual C&IDemandAnnual MassMarketContractedPlantOrigin 10DemandPlantOriginPlant0Demand Generation Demand GenerationOrigin has the choice of covering these requirements withinvestment in new generation, long term contractual rightsor financial instruments such as swaps or caps12,00010,0008,0006,0004,0002,00002,250Origin's Generation Portfolio5503,130351Mortlake2,6703,44332… providing the opportunity for Origin to invest in further gasand renewable energy generation from Origin’s extensive winddevelopment portfolio or other options
Origin has a higher proportion of gas-fuelled power stations compared withthe NEM and a lower average carbon intensity …Carbon Intensity by Generator TypeBrown CoalBlack CoalNEM averageintensity0.92t/MWhOwnedDispatchRightsOCGTCCGTRenewables0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4Carbon Intensity (CO 2 tonnes/MWh)Source: ACIL Tasman; based on FY10 energy consumption(Origin estimate for Darling Downs)Source: Origin and AEMO• The Australian electricity market is predominantly fuelled by coal, and has an averageemissions intensity of around 0.92 tonnes of CO 2e per MWh• Through the Eraring GenTrader arrangements Origin has obtained dispatch rights to anexisting generator at a similar emissions intensity to the NEM. Origin believes any carbonprice will be recovered in the market at the average emissions intensity of the NEM• Through the Integral Energy and Country Energy retail businesses Origin has increased itsshare of GreenPower customers in the NEM from 48% to 56%… and Origin’s portfolio provides a hedge against carbon outcomes33
Page 1 and 2: Sydney15 December 2010Origin Energy
Page 3 and 4: Outline1) Transaction Overview2) In
Page 5 and 6: Through the NSW Government’s Ener
Page 7 and 8: The Integral Energy and Country Ene
Page 9 and 10: 2) Integral Energy and Country Ener
Page 11 and 12: Integral Energy holds NSW’s secon
Page 13 and 14: IPART’s determination of regulate
Page 15 and 16: 3) Eraring GenTrader Arrangements
Page 17 and 18: Eraring Power Station has proven to
Page 19 and 20: The Eraring GenTrader arrangements
Page 21 and 22: The payment structure for the GenTr
Page 23 and 24: The Cobbora coal resource is expect
Page 25 and 26: The National Electricity Market was
Page 27 and 28: The acquisition of the Integral Ene
Page 29 and 30: Due to allowances for plant age and
Page 31: MW18,00013,5009,0004,500-MW18,00031
Page 35 and 36: 5) Appendix
Page 37: Acquisition of Integral Energy Reta

Origin Energy Not for Distribution or release in the United States of ...

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