Pt Medco Energi Internasional Tbk · IDX:MEDC

Pt Medco Energi Internasional Tbk — MedcoEnergi — H1 2025 Earnings Presentation

23 slides from Pt Medco Energi Internasional Tbk's earnings presentation, Jul 31, 2025

  1. Slide 1: MedcoEnergi 1H 2025 Results

    MEDCOENERGI (_*)" MedcoEnergi 1H 2025 Results PT Medco Energi Internasional Tbk (IDX Ticker: MEDC) | Jakarta, 31 July 2025

  2. Slide 2: 1H 2025 Results agenda

    MEDCOENERGI =) 1H 2025 Results Highlights Operational Performance Financial Performance Outlook Appendix Oyong Platform, Sampang PSC, East Java 15 17 querantee that any action, which may have been taken in reliance on this document will bring specific esuls as expected, The Company disclaims any obl

  3. Slide 3: Highlights

    MEDCOENERGI

  4. Slide 4: 1H 2025 Operating & Financial Highlights

    Cy 1H 2025 Operating & Financial Highlights MEDCOENERGI Production& Capex & Consolidated Power Sales Cash Cost & RG Debt 143 Isl 93 mn $3. 9bn Oil & Gas : $178mn Power :$15mn $2.0bn First oil lift in June from the Natuna Forel field Amman smelter began operations ljen Geothermal & East Bali Solar PV

  5. Slide 5: Acquisition of Repsol's 24% Interest in the Corridor PSC

    (| Acquisition of Repsol’s 24% Interest in the Corridor PSC heocoena Transaction Highlights Corridor Asset Highlights + Increased MedcoEnergi ownership to 70% from 46% + Fully contracted with take-or-pay gas sales contracts to 7 buyers + US$425mn purchase price funded with 34% cash and 66% debt, * O

  6. Slide 6: Operational Performance

    = il | © Operational Performance MEDCOENERGI Belida Platform, Block B, Riau Islands

  7. Slide 7: Oil & Gas Operational Results

    Cy MEDCOENERGI Oil & Gas Operational Results Cost-effectively maintaining production and replen g reserves Metrics 1H FY Oil & Gas Production (mboepd) Oil & Gas Cash Cost (US$/boe) 2025 ny ay 2024 8 155-160 Production! eA 70 Oil, MBOPD 403 40.4 (0) 422 (4) 413 ou” Gas, MMSCFD 558.5 600.1 (7) 606.6 (

  8. Slide 8: Operational Progress on Key Oil & Gas Assets

    MEDCOENERGI Operational Progress on Key Oil & Gas Assets 1) Gross 100% participating interest Block B * The Forel and Terubuk fields, inaugurated by President Prabowo in May 2025, will produce up to 20 mbopd and 60 mmscfd, ~ 30 mboepd' total. * Terubuk L onstream, Terubuk M drilling completed expect

  9. Slide 9: Power Operational Results

    Cy MEDCOENERGI Power Operational Results Accelerating 2H 1H 2024 2024 Metrics IPP Sold and O&M Capacity! in renewables powe IPP Power Sold, Gross 100%, GWh 3993 4155 4,108 | IPP Sold, GWh Renewables, GWh Non Renewables, GWh O&M Capacity, MW 1,994 2,105 (5) 2,003 497 422, 18 = 409 1,497 1,683 (11) 1,

  10. Slide 10: Completion of Phase New Power Assets

    Completion of Phase 1 New Power Assets MEDCOENERGI jen Geothermal + |jen Banyuwangi, Bondowoso, East Java + PPA Contract 110MW, sold to PLN + Phase 1 capacity 35MW + Phase 2 to expand capacity to 55MW + COD Q1 2025 * Project cost: US$140mn * Medco 51%, Ormat 49% East Bali Solar PV * Kubu, Karangasem

  11. Slide 11: Tracking Our Climate Commitments and ESG Performance

    Cy MEDCOENERGI Tracking Our Climate Commitments and ESG Performance 2019 2020 «2021 +2022 §=2023 »=—_ 2024 2025 2030 E&P Methane Emissions!, thousand tC02e 46% reduction from Base Year 2019 2019 2020. «2021 = 2022,» 2023S 2024 2025 2030 2019 2020. 2021 «= 2022,» 2023-2024 Hl Renewable IPP Capacity [

  12. Slide 12: Financial Performance

    MEDCOENERGI Ijen Geothermal Power Facilities, E:

  13. Slide 13: Financial Results

    Cy Financial Results MEDCOENERGI cial res (1) Revenue 1,138 1,234 (8) 1,165 (2) 2,399 4 a 1847 18 (8) (2) 4 =, 14 Oil & Gas 1,036 1,137 (9) 1,043 2,180 ; Power 9 87 «4 «118 (23) 205 1,255 1,272 Services 12 10 19 4 182 15 Average Realized Price Oil, USS/boe 69.5 75.0 (7) 808 (14) 78.0 : Gas, US$/MMBT

  14. Slide 14: Delivering Shareholder Value through Prudent Capital Management

    Cy Delivering Shareholder Value through Prudent Capital Management MEDCOENERGI S discipline and access to diverse funding sources support shareholder returns Relative Share Price’ Dividend History (IDR/share) Equity * Qutperforming both Brent and IDX LO45 * Dividend policy driven by performance and

  15. Slide 15: Outlook

    Gy Outlook MEDCOENERGI Senoro-Toili PSC, Central Sulawesi

  16. Slide 16: 1H 2025 Financial Results and 2025 Post-Corridor Guidance

    1H 2025 Financial Results and 2025 Post-Corridor Guidance MEDCOENERGI Oil & Gas Power RG Net Debt Production Sales to EBITDA ROE 1H 2025 Financial Results 1.8x 1H 2025 USS 70/boe 1.9x Mid-cycle Price} USS65/boe 2025 Guidance Mid-cycle price at US$65/boe — . F Complete key projects on Block B, Senoro

  17. Slide 17: Appendix

    MEDCOENERGI Energi Listrik Batam, Riau Islands fen 1 | 1 | ioe _—— == a ae = }) ae a

  18. Slide 18: Our Business Strategy is Delivering Long-Term Value

    MEDCOENERGI Our Business Strategy is Delivering Long-Term Value mboepd Onshore Offshore Production Assets Production Assets 1) Reserves & Resources position as of 30 Jun 2025 2) 1H 2025 results Clean Power 4,300 GWh IPP Power Sold 25 ww East Bali Solar PV Sales Guidance 35 mw Ijen Geothermal Phase 1

  19. Slide 19: Diversified Oil & Gas portfolio across Southeast Asia and the Middle East

    Cy Diversified Oil & Gas portfolio across Southeast Asia and the Middle East MEDCOENERGI 16 18 7 H 19 e Pipeline en — West Natuna Transportation System © Exploration — Grissik-Batam-Singapore = © = Grissik-Duri 1. Block A 6. Beluga 11, Tarakan 16. Block 10 & 12, Mexico 19. Block 48, 56, 60, & KSF, O

  20. Slide 20: Power and Mining portfolio

    Power and Mining portfolio @ Installed @ Production Development © Exploration Power copgereceld ining PeNo Sarulla Geothermal Samosir Geothermal Riau Gas-fired Bonjol Geothermal ena Cibalapulang Mini-hydro Pusaka Mini-hydro DEB,MEB & ELB Gas-fired EPE & MPE Gas-fired 9. |jen Geothermal 10. East and

  21. Slide 21: Amman Mineral Statistics

    Cy Amman Mineral Statistics MEDCOENERGI 1H FY 2025 2024 Mining Operations Copper (in concentrate) Production, Mibs 89.2 235.6 (62) 394.9 3120 27 Sales, Mibs - 172.6 (100) 2885 303.7 (5) 1718 Average Realized Price (nett), 16.5 Uss/lb 45 (100) 42 38 10 56 63 13.0 Gold (in concentrate) Reserves Reserv

  22. Slide 22: Financial Statistics

    Cy Financial Statistics MEDCOENERGI one 5-2: Be eee. 2024 2024 2024 2024 2025 2025 A% A% 2024 2025 A% Average Realized Price Oil 79.8 81.9 78.1 72.0 72.2 66.7 (19) (8) 80.8 69.5 (14) Gas 7.0 7.0 7.0 71 71 69 (2) (3) 7.0 7.0 (0) Revenue Consolidated 556 609 618 616 560 578 (5) 3 1,165 1,138 (2) RG 50

  23. Slide 23: investor.relations@medcoenergi.com

    investor.relations@medcoenergi.com

MedcoEnergi — H1 2025 Earnings Presentation on 6ix