Ro-pax ship · France flag · built 2024
GUILLAUME DE NORMANDIE: CO₂ emissions 2025
IMO 9946324 EU ETS
- CO₂ reported 2025
- 25,026 t
- Fuel burned
- 8,933 t
- Time at sea
- 4,577 h
- Emitted at berth
- 3% of total
- Share of year under way
- 52%
- Gross tonnage
- 41,716
GUILLAUME DE NORMANDIE against its type
Built in 2024, it is 24 years newer than the median ro-pax ship on this register, which was built in 2000 (483 vessels with a known build year). At 41,716 gross tonnage it is larger than 89% of the other 470 ro-pax ships with a recorded tonnage. It is one of 27 ro-pax ships here under the France flag, 5.5% of the 493 on the register. The same builder is recorded for 12 other vessels here, 5 of them ro-pax ships. Brittany Ferries is linked to 11 vessels on this register.
Its 25,026 t of CO₂ for 2025 is 17% below the median of 30,062 t among the 417 ro-pax ships on this register that reported for 2025. Per nautical mile it emitted 353.7 kg CO₂, 24% below the type median of 467.6 kg. It logged 4,577 hours at sea against a median of 4,243 hours for its type that year. 3.0% of its 2025 emissions were at berth; the median for ro-pax ships was 6.7%. Of the 4 sister ships listed below with a 2025 return, 0 reported a lower CO₂ per nautical mile than this vessel.
Emissions by year2025–2025
| Year | CO₂ (t) | Fuel (t) | Distance (nm) | At sea (h) | At berth (t) | kg CO₂/nm | EEOI | Percentile |
|---|---|---|---|---|---|---|---|---|
| 2025 | 25,026 | 8,933 | — | 4,577 | 759 | 353.7 | — | — |
Vessel particulars
- IMO number
- 9946324
- Ship type
- Ro-pax ship
- Gross tonnage
- 41,716
- Length overall
- 194.7 m
- Beam
- 27.8 m
- Year built
- 2024
- Flag state
- France per EU MRV 2025
- Port of registry
- Morlaix MRV 2025
- Ice class
- IC
- Technical efficiency (design)
- EEDI (18.7 gCO₂/t·nm)
- Operator
- Brittany Ferries
- Verifier
- Bureau Veritas Certification France, France
- Accreditation
- 3-2047 rev. 4
- Compliance document issued
- 2026-04-20
- Compliance document expires
- 2027-06-30
Where the 2025 emissions occurred
Methane, nitrous oxide and EU ETS2025
- Total CO₂ equivalent
- 29,582 t
- Methane (CH₄)
- 152.27 t
- Nitrous oxide (N₂O)
- 1.10 t
- Under EU ETS
- 12,242 t, 49% 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.