LNG carrier · Isle of Man flag
BRITISH MENTOR: CO₂ emissions 2019–2025
IMO 9766578 EU ETS7 reporting years
- CO₂ reported 2025
- 19,968 t
- Fuel burned
- 7,191 t
- Time at sea
- 2,237 h
- Emitted at berth
- 1% of total
- Share of year under way
- 26%
BRITISH MENTOR against its type
It is one of 7 LNG carriers here under the Isle of Man flag, 1.3% of the 538 on the register. The returns for 2019–2025 all give Douglas as port of registry.
Its 19,968 t of CO₂ for 2025 is close to the median of 21,516 t among the 351 LNG carriers on this register that reported for 2025. Per nautical mile it emitted 581.0 kg CO₂, close to the type median of 533.6 kg. It logged 2,237 hours at sea against a median of 2,940 hours for its type that year. 1.0% of its 2025 emissions were at berth; the median for LNG carriers was 2.0%. Across 7 years with reported emissions, the highest was 2022 (38,525 t) and the lowest 2020 (3,585 t). Of the 7 comparable vessels listed below with a 2025 return, 3 reported a lower CO₂ per nautical mile than this vessel.
Emissions by year2019–2025
| Year | CO₂ (t) | Fuel (t) | Distance (nm) | At sea (h) | At berth (t) | kg CO₂/nm | EEOI | Percentile |
|---|---|---|---|---|---|---|---|---|
| 2025 | 19,968 | 7,191 | — | 2,237 | 206 | 581.0 | — | — |
| 2024 | 12,693 | 4,334 | — | 1,195 | 210 | 660.1 | — | — |
| 2023 | 5,455 | 1,856 | — | 594 | 183 | 798.2 | — | — |
| 2022 | 38,525 | 13,309 | — | 3,378 | 1,257 | 811.2 | — | — |
| 2021 | 19,007 | 6,642 | — | 1,614 | 771 | 744.0 | — | — |
| 2020 | 3,585 | 1,268 | — | 529 | 95 | 575.4 | — | — |
| 2019 | 5,646 | 2,000 | — | 681 | 59 | 588.8 | — | — |
Vessel particulars
- IMO number
- 9766578
- Ship type
- LNG carrier
- Flag state
- Isle of Man per EU MRV 2025
- Port of registry
- Douglas MRV 2025
- Technical efficiency (design)
- EEDI (4.43 gCO₂/t·nm)
- Verifier
- AMERICAN BUREAU OF SHIPPING HELLENIC SINGLE MEMBER LIMITED LIABILITY COMPANY (ABS HELLENIC S.M. LTD), Greece
- Accreditation
- 1083-2
- Compliance document issued
- 2026-03-17
- Compliance document expires
- 2027-06-30
Reported CO₂ by year
Reported CO₂ in 2025 was 253.7% higher than in 2019, for EU/EEA voyages only.
From 2024 to 2025, emissions rose 57.3% and CO₂ per nautical mile fell 12.0%.Distance is missing for at least one of the two years, so activity and efficiency cannot be separated here.
Where the 2025 emissions occurred
Methane, nitrous oxide and EU ETS2025
- Total CO₂ equivalent
- 22,434 t
- Methane (CH₄)
- 79.99 t
- Nitrous oxide (N₂O)
- 0.85 t
- Under EU ETS
- 10,320 t, 52% of total
Laden voyages2025
- CO₂ on laden voyages
- 341 t, 2% of total
- Fuel, laden
- 124 t
- CO₂ per nm, laden
- 12.3 kg
The rest of the 2025 total was emitted on ballast legs or at berth.
Sources and how to read this
- Emissions: EU MRV publication (THETIS-MRV), reporting years 2019–2025, published by the European Commission.
This page draws on 7 MRV reporting years and 1 of 5 vessel particulars. Not found in the sources for this vessel: an efficiency ranking, AIS movements in Norwegian waters, a name history, a licensed photograph, a sanctions listing and US port state inspections.
Empty means unreported, never zero. How EEOI, distance, percentiles and sister ships are handled is explained under reading a vessel page. Something wrong? See corrections.