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LTMFLong Term Market Forecasts

The price assumption your investment case rests on, built properly.

LTMF is One Hub Energy's long-term forecast for the European power markets: Day-Ahead and Ancillary Services price curves out to a 35-year horizon, in three scenarios, delivered as files you can model plus a report that explains what sits behind them.

It is sold as a standalone product. No platform subscription, no consulting engagement required.

Europe

Coverage — operational focus on continental Europe and bidding zones

35 yr

Horizon, read in short, medium & long-term bands

1 hour

Granularity of the Day-Ahead curves

Periodic

Update cycle, with assumptions reviewed each release

Scenario logic

How the forecast is structured

PRICE LEVELIllustrative
SHORT · 1–2YMEDIUM · 3–5YLONG TERM · 5–35Y

Central — reference pathway

High & Low — bounding trajectories

Every point resolves to a 1 hour profile
00:0012:0024:00

Diagrams show how the forecast is structured — scenario logic and time resolution — not forecast values.

What it covers

Two market modules, on one consistent set of assumptions.

Take both, or the one your revenue stack actually depends on. Because they are built on the same scenario logic, results from the two modules can be added together without reconciling two different views of the market.

Module 01

Day-Ahead forecasts

Hourly (15-minute optional) day-ahead price curves, calibrated and validated, capturing the market dynamics that actually matter: peak-hour prices, solar-hour prices, negative prices, and the spreads that drive value.

Module 02

Ancillary Services forecasts

Price curves for ancillary services, at a granularity matched to how each service is priced and kept analytically consistent with the Day-Ahead module — so a stacked revenue case holds together across both markets.

What you receive

The data, and the reasoning behind it.

A forecast nobody can interrogate is hard to defend in a committee. LTMF ships as two deliverables: one to model with, one to answer questions with. Exact scope and formats are agreed per client.

01 · Curve files

Ready to plug into your model

  • Day-Ahead and Ancillary Services prices, Central / High / Low
  • Excel and CSV, structured for direct import
  • Full horizon, usable as delivered or trimmed to your asset life
02 · The report

Why the curves look the way they do

  • Executive summary and what changed since the last release
  • Key drivers and assumptions, scenario by scenario
  • Methodology summary, scenario read-through and caveats
Our approach

Market data and fundamentals, under explicit assumptions.

Long-term forecasting fails in two directions: pure statistics that ignore where the system is heading, and pure narrative with no data underneath. LTMF is built to sit between the two — and the assumptions behind every scenario are written down, not implied.

01

Historical market data

Prices, commodities, demand, installed capacity and generation for the Iberian system, structured into one consistent base.

02

Scenario assumptions

A distinct set of long-term hypotheses per scenario, informed by our market read and published policy trajectories.

03

Modelling & validation

Quantitative modelling of the price path, calculated in hourly resolution and reviewed against observed market behaviour.

What the scenarios are built around
Demand & electrificationRenewable build-outSystem flexibility & storageGas & fuel pricesCO₂ pricesNuclear pathwayInterconnection capacityPolicy direction
Where it gets used

Every use case ends in a decision someone has to sign.

Asset valuationBuy, sell, refinance or hold — on projected revenue rather than an assumed average price.
Investment committeeApprove or reject, with an external reference behind the price assumption.
BESS revenue estimationSize and justify a storage investment against the spreads it will have to earn from.
Financing & bankabilityStructure debt and defend the revenue case in front of lenders.
PPA structuringSet price and tenor, and test a fixed price today against expected market evolution.
Origination & developmentContinue, pause or drop a project before further spend goes into it.
Portfolio & strategic planningAllocate capital across technologies, markets and entry points.
LTMF

Start from a forecast you can defend.

Tell us about the portfolio or project you are pricing. We will walk you through the scenarios, what the report covers and how the curves land in your model.

One Hub Energy

Driving confident decisions in complex energy markets.

ONE HUB ENERGIA S.L.CIF B-01610229Parc Tecnològic Barcelona ActivaC/ Marie Curie 8-12 (Modules A201–A211) · 08042 Barcelona+34 931 215 343 · connect@onehub.energy
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Backed by Octopus Energy Generation
Proyecto SNEO-20231420 subvencionado por el CDTI. Gobierno de España, Ministerio de Ciencia, Innovación y Universidades.Financiado por ENISAProyecto CPP2021-008632 financiado por MCIN/AEI/10.13039/501100011033 y por la Unión Europea NextGenerationEU/PRTR.

Proyecto SNEO-20231420 (OneFlex) subvencionado por el CDTI · Proyecto CPP2021-008632 (DiÓptiBa) financiado por MCIN/AEI/10.13039/501100011033 y por la Unión Europea NextGenerationEU/PRTR · Proyecto PR-NMN-01-2023-000444 (OneBESS) financiado por la Unión Europea — NextGenerationEU, a través del IDAE (Ministerio para la Transición Ecológica y el Reto Demográfico), en el marco del Plan de Recuperación, Transformación y Resiliencia.

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