PTTEP Project Details and Financial Performance

GHG Reduction Roadmap Exploring for Lower Carbon E&P Portfolio Partnership on decarbonization pathway GHG criteria for investment decision Balance production and emissions Production and Planet in Balance Production Zero Routine Flare for new projects Carbon Capture Utilization and Storage (CCUS) Digitalization of operations Maximize use of renewable energy Explore future clean energy Accumulated GHG Reduction 407 MMUSD 5-Year (2023-2027) Investment plan Exploring for Lower Carbon Production Planet in Balance 22 1.5 MMTCO2e MMTCO2e 58 MMTCQ2e 125 MMTCO2e 2022 2030 2040 2050 Planet in Balance Manage carbon credit Leave "No Footprint" in countries we operate Explore offsetting opportunities Accumulated Carbon Credit Portfolio* 52 MMUSD 5-Year (2023-2027) Investment plan *Secure offset for net zero and use for compliance 4 MMTCO2e Partially used for Net Zero GHG Emissions in 2050 EE/RE* 33% CCS 48% PTTEP 19% Process Optimization 2050 GHG Reduction Initiatives * EE/RE: Energy Efficiency, Renewable Energy Land 6% Forest Acquisition 49% 10% Blue Carbon DAC 35% 2050 Carbon Credit Portfolio

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