Other ship types (Offshore) · United Kingdom flag · built 2013
HIGHLAND CHIEFTAIN: CO₂ emissions 2025
IMO 9639359 EU ETS
- CO₂ reported 2025
- 215 t
- Fuel burned
- 67 t
- Time at sea
- 199 h
- Emitted at berth
- 3% of total
- Share of year under way
- 2%
- Gross tonnage
- 3,260
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HIGHLAND CHIEFTAIN against its type
Built in 2013, it is 2 years newer than the median offshore vessel on this register, which was built in 2011 (410 vessels with a known build year). At 3,260 gross tonnage it is smaller than 60% of the other 396 offshore vessels with a recorded tonnage. It is one of 38 offshore vessels here under the United Kingdom flag, 9.2% of the 413 on the register. The same builder is recorded for 13 other vessels here, one of them an offshore vessel.
Its 215 t of CO₂ for 2025 is 95% below the median of 4,049 t among the 390 offshore vessels on this register that reported for 2025. Per nautical mile it emitted 224.4 kg CO₂, 36% below the type median of 348.3 kg. It logged 199 hours at sea against a median of 3,550 hours for its type that year. 3.0% of its 2025 emissions were at berth; the median for offshore vessels was 6.4%. The one sister ship listed below with a 2025 return reported a higher or equal CO₂ per nautical mile.
Emissions by year2025–2025
| Year | CO₂ (t) | Fuel (t) | Distance (nm) | At sea (h) | At berth (t) | kg CO₂/nm | EEOI | Percentile |
|---|---|---|---|---|---|---|---|---|
| 2025 | 215 | 67 | — | 199 | 6 | 224.4 | — | — |
Vessel particulars
- IMO number
- 9639359
- Ship type
- Other ship types (Offshore)
- Gross tonnage
- 3,260
- Length overall
- 79.5 m
- Year built
- 2013
- Flag state
- United Kingdom per EU MRV 2025
- Builder
- Remontowa
- Port of registry
- London MRV 2025
- Verifier
- DNV, Germany
- Accreditation
- VS-16026-01
- Compliance document issued
- 2026-04-28
- Compliance document expires
- 2027-06-30
Where the 2025 emissions occurred
Methane, nitrous oxide and EU ETS2025
- Total CO₂ equivalent
- 218 t
- Methane (CH₄)
- 0.00 t
- Nitrous oxide (N₂O)
- 0.01 t
- Under EU ETS
- 133 t, 62% of total
Sources and how to read this
- Emissions: EU MRV publication (THETIS-MRV), reporting years 2025–2025, published by the European Commission.
- Vessel particulars: Wikidata (CC0) and Wikimedia Commons.
This page draws on 1 MRV reporting year, 5 of 5 vessel particulars and a licensed photograph. Not found in the sources for this vessel: an efficiency ranking, AIS movements in Norwegian waters, a name history, 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.