LIVESTREAM: De-risking BESS Returns in GB | October 2025 |

LIVESTREAM: De-risking BESS Returns in GB | October 2025 |

by Modo Energy

Applied Sciences & Engineering Economics & Finance KNBEnergy industries and utilitiesKNBLElectrical power generation and distribution industries
🎙 Modo Energy 👥 25K 📅 October 23, 2025 ⏱ 44 min 👁 1K 📄 expert opinion 🧭 2026-08-15
Available in: English (current) Français

Keywords

BESSrevenueriskGBcap and floor

Summary

The livestream, hosted by Modo Energy’s GB market leads, focuses on de-risking battery energy storage system (BESS) returns in Great Britain. It begins by analyzing current merchant revenues, noting a 42% increase from 2024 to 2025 (from £51k to £72k per MW per year), but highlighting significant volatility driven by wholesale price spreads and balancing mechanism dispatch. The discussion then covers policy risks, particularly P462, which proposes removing subsidies from wind farm bid prices in the balancing mechanism, potentially impacting battery revenues. The main body of the stream explores various offtake structures to mitigate merchant risk: traditional floors and tolls, innovative insurer-backed floors (citing a Gresham House, Statkraft, and insurer deal), and day-ahead swaps from the Australian market. Finally, the stream details the UK’s long-duration energy storage cap and floor scheme, including its timeline, the 29 GW of projects in the initial sift, and the competitive selection process. The hosts speculate on cost benchmarks using the Italian MACSE scheme as a reference, suggesting potential low capex levels. The stream concludes with a Q&A session.

174 words

Critical Evaluation

Value of the Information & Strength of the Argument

The stream provides valuable insights into the current state and future of BESS revenues in GB, backed by Modo Energy’s proprietary data. The argumentation is solid, systematically breaking down revenue drivers, risks, and mitigation strategies. The hosts effectively use charts and real-world examples to illustrate their points, such as the Gresham House deal and the Italian MACSE scheme. They also acknowledge uncertainties and caveats, such as the complexity of P462 and the speculative nature of their cost analysis. The discussion is well-structured and logically flows from problem to solution.

Scientific Rigor, Source Quality, Title Accuracy

The stream demonstrates high scientific rigor by referencing specific market data, policy documents (P462, cap and floor scheme), and commercial agreements. The sources cited are primarily Modo Energy’s own platform and LinkedIn, which are appropriate for the context. The title accurately reflects the content, focusing on de-risking BESS returns. The hosts are transparent about the limitations of their analysis, such as not considering non-monetized benefits in their speculation. Overall, the information is reliable and well-sourced within the industry context.

183 words

Title / Content Match

The title accurately reflects the content, which focuses on strategies to de-risk battery energy storage system (BESS) returns in the Great Britain market.

Quality & Reliability

8/10

The stream is presented by industry experts from Modo Energy, a reputable energy analytics firm. They reference specific market data, policy mechanisms (P462, cap and floor scheme), and commercial structures (floors, tolls, day-ahead swaps) with concrete examples. The analysis is grounded in their proprietary data and industry knowledge, though it includes speculative elements regarding future policy outcomes and project selection.

Key Moments

Markers derived by PSI from the transcript: the creator did not define chapters.

Cited Sources

  • Modo Energy Platform — Referenced as the source of market data and analytics for BESS revenues and policy analysis.
  • Modo Energy Demo — Mentioned for booking a demo to access detailed data and tools.
  • Modo Energy LinkedIn — Referenced for updates and announcements related to the cap and floor scheme.

Concurring Sources

  • Modo Energy Platform — The platform provides the market data and analytics used throughout the stream, aligning with the presented figures.

Contribution & Novelties

The stream offers a comprehensive and up-to-date analysis of de-risking strategies for BESS investments in GB, combining market data, policy insights, and commercial structures. It highlights innovative approaches like insurer-backed floors and day-ahead swaps, which are relatively new in the GB market. The discussion on the cap and floor scheme provides clarity on the selection process and potential cost benchmarks, using the Italian MACSE scheme as a reference.

Pour aller plus loin :

  • Battery Energy Storage System — Provides background on BESS technology and applications.
  • Capacity Market (UK) — Explains the UK’s capacity market, which is part of the revenue stack discussed.
  • Balancing Mechanism — Official page from National Grid ESO explaining the balancing mechanism, a key revenue source for BESS.
  • P462 Modification — Details the proposed modification to remove subsidies from bid prices, a key policy risk discussed.
  • Long Duration Energy Storage Cap and Floor Scheme — Government page outlining the scheme, its objectives, and progress.

157 words

Radar Profile

The radar profile shows high scores across all dimensions, indicating a well-rounded and reliable analysis. The stream excels in providing substantial information and maintaining high reliability, with a strong technical depth suitable for industry professionals.

Reliability 8/10

💬 No comments were provided for analysis.