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BREB COURTESY

IMO
9421130
Type
General cargo ship
Port of registry
Madeira
Ice class
IB

ISM company (DoC holder) in 2025: BREB Schiffahrts GmbH & Co. KG MS Duhnen

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2025 at a glance

From the 2025 THETIS-MRV report.

Fuel per mile
43.4 kg/nm
General cargo median 35.3 kg/nm (+23%)
CO₂ per transport work (dwt)
22.11
g CO₂/dwt·nm · General cargo median 25.45 (−13%)
Average speed
9.0 kn
General cargo median 9.3 kn (−3%)
Fuel per day at sea
9.4 t/day
Fuel consumed
1,476 t
CO₂ emitted
4,687 t
4,759 t CO₂eq incl. CH₄ and N₂O
Distance sailed
33,982 nm
CO₂ ÷ CO₂ per mile
Time at sea
3,786 h
158 days, 43% of the year

Within the general cargo fleet, 2025

Set against all 2,706 general cargo ships with a full-year 2025 report. Bigger ships burn more per mile but less per tonne of cargo, so read fuel per mile with the ship's size in mind.

Fuel per mileThis ship 43.4 kg/nm · median 35.3 (+23%)
17.4Ranks 1,691 of 2,706, lowest first78.8
Average speedThis ship 9.0 kn · median 9.3 (−3%)
7.0Faster than 41% of general cargo ships12.1
CO₂ per transport work (dwt)This ship 22.11 g CO₂/dwt·nm · median 25.45 (−13%)
10.14Ranks 1,026 of 2,706, lowest first52.37
Middle 80% of shipsMiddle 50%General cargo medianThis ship

Where the emissions happen, 2025

THETIS splits each ship's CO₂ by voyage type. The split sets how much falls under the EU ETS: all of it within the EU and at berth, half of it on voyages into or out of the EU.

  • Between EU ports27%
  • From the EU39%
  • Into the EU27%
  • At berth in the EU7%

65% of this ship's CO₂ falls under the EU ETS (3,053 t).

Fuel burned laden
–
Not reported
CO₂ at berth
7.0%
Alongside in EU ports
Methane (CH₄)
0.1 t
Mainly from LNG; small for oil
CO₂eq ÷ CO₂
1.015
Uplift from CH₄ and N₂O, counted in full from 2026

Over the years

Full-year reports only. The General cargo median is the middle ship of all general cargo ships reporting that year; it moves with the fleet, so a ship can gain on it without changing itself.

Fuel per mile, kg/nm

  • BREB COURTESY
  • General cargo median

Average speed, kn

  • BREB COURTESY
  • General cargo median

CO₂ per transport work (dwt), g CO₂/dwt·nm

  • BREB COURTESY
  • General cargo median

Year on year

YearSpeedFuel per mileFuel per dayDistanceCO₂ per TWReading
2024→2025+2.3 kn−14%+15%+19%−17%2.3 kn faster, fuel per mile down 14%; better than speed alone explains (hull, engine or trade).
2023→2024−2.6 kn+2%−26%+6%–2.6 kn slower, fuel per mile flat; worse than speed alone explains (fouling, weather, loading or trade).
2022→2023+0.4 kn+2%+8%−3%–0.4 kn faster, fuel per mile up 2%; better than speed alone explains (hull, engine or trade).
2021→2022−0.8 kn+19%+8%+3%–0.8 kn slower, fuel per mile up 19%; worse than speed alone explains (fouling, weather, loading or trade).
2020→2021+0.2 kn−7%−6%−39%−21%Same speed, fuel per mile down 7%; better than speed alone explains (hull, engine or trade).
2019→2020+2.5 kn−15%+15%+39%+5%2.5 kn faster, fuel per mile down 15%; better than speed alone explains (hull, engine or trade).
2018→2019−0.3 kn−1%−4%−10%−5%Same speed, fuel per mile flat; worse than speed alone explains (fouling, weather, loading or trade).

Fuel per mile rises roughly with the square of speed for a given ship, so a change in speed explains much of a change in fuel per mile.

Every reporting year

One row per THETIS-MRV report. A ship that changed operator during a year has a part-year report for each.

Operation

YearISM companyFuel tCO₂ tDistance nmAt sea hSpeed knFuel kg/nmCO₂ g/t·nmLaden fuel
2025BREB Schiffahrts GmbH & Co. KG MS Duhnen1,4764,68733,9823,7869.043.4––
2024BREB Schiffahrts GmbH & Co. KG MS Duhnen1,4504,54328,5684,2366.750.726.63–
2023not published1,3384,18926,8522,8889.349.8––
2022not published1,3474,22127,7303,1278.948.6––
2021not published1,0953,46826,7942,7679.740.9––
2020not published1,9366,12143,7814,6049.544.2––
2019not published1,6415,14331,4314,4947.052.2––
2018not published1,8405,77534,9874,7757.352.6––

Benchmark and verification

YearISM companyCO₂ per TW, g CO₂/dwt·nmGeneral cargo medianvs General cargoRankVerifierMethods
2025BREB Schiffahrts GmbH & Co. KG MS Duhnen22.1125.45−13%1,026 of 2,706Korean RegisterB
2024BREB Schiffahrts GmbH & Co. KG MS Duhnen26.6351.55−48%46 of 189Korean RegisterB
2023not published––––Korean RegisterB
2022not published––––Korean RegisterB
2021not published22.0022.70−3%531 of 1,142Korean RegisterB
2020not published27.6824.50+13%724 of 1,167Korean RegisterB
2019not published26.2924.96+5%627 of 1,154Korean RegisterB
2018not published27.7424.89+11%609 of 1,044Korean RegisterB

Fuel per mile and CO₂ per tonne-mile are the ship's own reported KPIs. General cargo ships are benchmarked on CO₂ per transport work (dwt) (TW), in g CO₂/dwt·nm. CO₂eq adds methane and nitrous oxide and is in the public files from 2024. Rank counts from the lowest figure among that year's general cargo ships. Methods: A delivery notes, B tank monitoring, C flow meters, D direct measurement. FuelEU GHG intensity is not shown: it needs fuel types, which the public file does not carry. Operators are named only from 2024, the first year the public files carry them; earlier years belong to the ship, not to any company.

BREB COURTESY (IMO 9421130): fuel, emissions and EU ETS 2018–2025 | Navalyze