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Navalyze · Chemical tanker · Ship

OLAF

IMO
9434204
Type
Chemical tanker
Average cargo carried
21,877 t
Port of registry
Monrovia
Technical efficiency
EEXI 4.89 g CO₂/t·nm

ISM company (DoC holder) in 2024: ZEABORN Ship Management Tanker GmbH & Cie. KG

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2024 at a glance

From the 2024 THETIS-MRV report. Carries about 21,877 t of cargo on average.

Fuel per mile
95.2 kg/nm
Chemical tanker median 80.8 kg/nm (+18%)
CO₂ per transport work (cargo)
13.57
g CO₂/t·nm · Chemical tanker median 16.73 (−19%)
Average speed
11.5 kn
Chemical tanker median 11.0 kn (+5%)
Fuel per day at sea
26.2 t/day
Fuel consumed
641 t
CO₂ emitted
1,998 t
2,029 t CO₂eq incl. CH₄ and N₂O
Distance sailed
6,729 nm
CO₂ ÷ CO₂ per mile
Time at sea
586 h
24 days, 7% of the year

Within the chemical tanker fleet, 2024

Set against all 1,274 chemical tanker ships with a full-year 2024 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 95.2 kg/nm · median 80.8 (+18%)
53.8Ranks 930 of 1,274, lowest first110.8
Average speedThis ship 11.5 kn · median 11.0 (+5%)
8.7Faster than 63% of chemical tanker ships12.5
CO₂ per transport work (cargo)This ship 13.57 g CO₂/t·nm · median 16.73 (−19%)
8.47Ranks 485 of 1,274, lowest first41.97
Middle 80% of shipsMiddle 50%Chemical tanker medianThis ship

Where the emissions happen, 2024

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 ports0%
  • From the EU38%
  • Into the EU56%
  • At berth in the EU5%

53% of this ship's CO₂ falls under the EU ETS (1,053 t).

Fuel burned laden
–
Not reported
CO₂ at berth
5.5%
Alongside in EU ports
Methane (CH₄)
0.0 t
Mainly from LNG; small for oil
CO₂eq ÷ CO₂
1.016
Uplift from CH₄ and N₂O, counted in full from 2026

Over the years

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

Fuel per mile, kg/nm

  • OLAF
  • Chemical tanker median

Average speed, kn

  • OLAF
  • Chemical tanker median

CO₂ per transport work (cargo), g CO₂/t·nm

  • OLAF
  • Chemical tanker median

Year on year

YearSpeedFuel per mileFuel per dayDistanceCO₂ per TWReading
2021→2024+0.8 kn+13%+21%−38%+90%0.8 kn faster, fuel per mile up 13%; in line with the speed change.
2020→2021+2.8 kn−16%+14%+23%−32%2.8 kn faster, fuel per mile down 16%; better than speed alone explains (hull, engine or trade).
2018→2020−3.2 kn+6%−25%−60%−13%3.2 kn slower, fuel per mile up 6%; 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
2024ZEABORN Ship Management Tanker GmbH & Cie. KG6411,9986,72958611.595.213.57–
2021not published9112,84210,8451,01110.784.07.13–
2020not published8832,7648,8071,1137.9100.310.42–
2018not published2,1076,57822,2351,99811.194.811.99–

Benchmark and verification

YearISM companyCO₂ per TW, g CO₂/t·nmChemical tanker medianvs Chemical tankerRankVerifierMethods
2024ZEABORN Ship Management Tanker GmbH & Cie. KG13.5716.73−19%485 of 1,274DNVA+B
2021not published7.1316.69−57%31 of 1,343DNVA
2020not published10.4216.16−36%207 of 1,312DNVA
2018not published11.9917.14−30%327 of 1,294DNVA

Fuel per mile and CO₂ per tonne-mile are the ship's own reported KPIs. Chemical tanker ships are benchmarked on CO₂ per transport work (cargo) (TW), in g CO₂/t·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 chemical tanker 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.

OLAF (IMO 9434204): fuel, emissions and EU ETS 2018–2024 | Navalyze