Battery Index · FR
Battery revenue in France
On 27 October 2026, a 1 MW / 2 MWh battery trading the French day-ahead market earned €491, deciding its schedule with the previous day's prices. Over the last 30 days it earned €9,481, and over the last 365 days €67,731 per MW.
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- Latest day
- €491
- Last 30 days
- €9,481
- Last 365 days
- €67,731
- Captured, 30 days
- 83%
Euros per MW, 1 MW / 2 MWh battery, day-ahead market only. Prices below zero for 1.5 hours in the last 30 days; average daily spread between the four dearest and four cheapest hours €152/MWh.
Daily revenue, France, last 90 days
Euros per day for a 1 MW / 2 MWh battery, day-ahead market only. Red columns are days the schedule lost money.
Month by month
| October 2026 (27 days) | €8,409 |
|---|---|
| September 2026 | €10,849 |
| August 2026 | €7,776 |
| July 2026 | €7,053 |
| June 2026 | €5,323 |
| May 2026 | €6,472 |
| April 2026 | €5,878 |
| March 2026 | €6,849 |
| February 2026 | €2,847 |
| January 2026 | €1,825 |
| December 2025 | €1,462 |
| November 2025 | €2,453 |
Year by year
| 2024 | €33,826 |
|---|---|
| 2025 | €44,685 |
| 2026, 300 days so far | €63,281 |
Questions
- How much does a battery earn in France?
- On 27 October 2026, a 1 MW / 2 MWh battery trading the French day-ahead market earned €491, deciding its schedule with the previous day's prices. Over the last 30 days it earned €9,481, and over the last 365 days €67,731 per MW.
- How often were electricity prices negative in France recently?
- In the last 30 days, day-ahead prices in France were below zero for 1.5 hours in total. The average gap between the four most and four least expensive hours of each day was €152 per MWh.
- How much of the possible revenue did the battery capture?
- Over the last 30 days the battery earned 83% of what a perfectly informed schedule would have made (€9,481 of €11,489).
The index counts one price series only and uses no foresight. How it is calculated.
Open data
Data for France
Daily figures since 2023. The last 90 days are free under CC BY 4.0; the full history and a daily feed are available on request.
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