Slide 1: May 2025
May 2025
Slide 2: 1Q25 results announcement and basis of presentation
Buenos Aires, May 12 th , Central Puerto S.A (“Central Puerto” or the “Company”) (NYSE: CEPU), the largest private sector power generation companies in Argentina, reports its consolidated financial results for the First Quarter 2025 ( “1Q25”), ended on March 31st, 2025. A conference call to discuss
Slide 3: Demand by customer category 1Q24 to 1Q25
(0.0) —0.2— —0.1-— 37.9 1Q24 Residential Commercial Industrial 1Q25
Slide 4: Monthly demand Jan-Mar 2023-2025
6 13.6 14.0 13.1 2.9 12.9 ng | 12.0) 17 Jan Feb Mar 2023 2024 = 2025
Slide 5: Thermal availability, steam and gas turbines
- Source: CAMMESA; company data. Thermal availability (1) (%) Steam & gas turbines
Slide 6: Thermal availability by plant 1Q24 vs 1Q25
95% 72% 68% 67% 68% 63% -_ 560% 62% 61% 51% 48% Puerto LujandeCuyo Brigadier Central CEPUavg. Market avg Nuevo/Nuevo Lopez Costanera 1024 1025 1024 1925 Puerto m1Q24 #1Q25
Slide 7: Power generation 1Q25
1- Availability weighted average by power capacity. Off-time due to scheduled maintenance agreed with CAMMESA is not considered in the ratio. During 1Q25, Central Puerto’s power generation increased 4% to 5,731 GWh, compared to 5,520 GWh in 1Q24. This operating result is a consequence of several fac
Slide 8: Revenues in 1Q25
(1) The FX rate used to convert Argentine Pesos to U.S. dollars is the reference exchange rate reported by the Central Bank (Communication “A” 3500) as of 03/31/2025 (AR$1,073.88 to US$1.00), 12/30/2024 (AR$1,032.50 to US$1.00), and 03/27/2024 (AR$857.41 to US$1.00), as appropriate. (2) See “Disclai
Slide 9: Consolidated Revenues Breakdown
Consolidated Revenues Breakdown A% (unaudited figures in US$ millions) 1025/1024 Total Revenues Spot market revenues Sales under contracts Steam sales Forestry activity revenues Resale of gas transport and distribution capacity Revenues from CVO thermal plant management
Slide 10: Financial Situation
Financial Situation As of March 31st, 2025, the Company and its subsidiaries had Cash and Cash Equivalents of US$6 million , and Other Current Financial Assets of US$244 million. The following chart breaks down the Net Debt position of Central Puerto (on a stand-alone basis) and its subsidiaries: (
Slide 11: Net debt position as of March 31, 2025
in. USS As of March 31, 2025 Cash and cash equivalents (stand-alone) 4 Other current financial assets (stand-alone) 65 Financial Debt (stand-alone) (150) Composed of Financial Debt (current) (Central Puerto S.A stand-alone) (132) Financial Debt (no. rent) (Central Puerto S.A stand-alone) (18) Subtot
Slide 12: Cash flow summary
Million of USS Cash and Cash equivalents at the beginning 4 Net cash flows provided by operating activities 44 Net cash flows used in investing activities (60) Net cash flows used in financing activities 6 Exchange difference and other financial results 13 Results due to exposure to the change in th
Slide 13: Debt maturities
(1) As of march 31st, 2025. (2) Considers only principal maturities. Does not consider accrued interest. For the year 2025, maturities since 2Q25 onwards.
Slide 14: Financial tables
The FX rate used to convert Argentine Pesos to U.S. dollars is the reference exchange rate reported by the Central Bank (Communication “A” 3500) as of 03/31/2025 (AR$1,073.88 to US$1.00), 12/30/2024 (AR$1,032.50 to US$1.00), and 03/27/2024 (AR$857.41 to US$1.00), as appropriate.
Slide 15: Financial tables
The FX rate used to convert Argentine Pesos to U.S. dollars is the reference exchange rate reported by the Central Bank (Communication “A” 3500) as of 03/31/2025 (AR$1,073.88 to US$1.00), 12/30/2024 (AR$1,032.50 to US$1.00), and 03/27/2024 (AR$857.41 to US$1.00), as appropriate.
Slide 16: Financial tables
The FX rate used to convert Argentine Pesos to U.S. dollars is the reference exchange rate reported by the Central Bank (Communication “A” 3500) as of 03/31/2025 (AR$1,073.88 to US$1.00) and 03/27/2024 (AR$857.41 to US$1.00), as appropriate.
Slide 17: Signatures
SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. Central Puerto S.A. Date: May 12, 2025 By: /s/ Leonardo Marinaro Name: Leonardo Marinaro Title: Attorne