Voyage estimate
Suezmax voyage: Bonny to Fos-sur-Mer
A Suezmax carrying 130,000 tonnes from Bonny to Fos-sur-Mer sails about 4,126 nm laden via the Strait of Gibraltar, about 13.8 days at 12.5 knots. With the ballast leg back and 4 days in port, the round voyage takes about 31.0 days and burns about 1,087 tonnes of fuel.
Round voyage
31.0 d
13.8 d laden
Laden distance
4,126 nm
Shortest route
Fuel (VLSFO)
1,087 t
Round voyage
CO2
3,424 t
1,712 t in EU ETS
Round voyage breakdown
| Leg | Distance | Speed | Days | Fuel |
|---|---|---|---|---|
Laden Bonny → Fos-sur-Mer | 4,126 nm | 12.5 kn | 13.8 | 550 t |
Ballast Fos-sur-Mer → Bonny | 4,126 nm | 13 kn | 13.2 | 436 t |
Port time Loading and discharge | — | — | 4.0 | 100 t |
| Round voyage | 8,253 nm | 31.0 | 1,087 t |
Laden via the Strait of Gibraltar; ballast via the Strait of Gibraltar.
Emissions and EU ETS
The round voyage burns about 1,087 tonnes of VLSFO, emitting about 3,424 tonnes of CO2. One end of the voyage is in the EU ETS area, so half of the emissions at sea count, plus emissions at the EU berth: about 1,712 tonnes of CO2, or the same number of EU allowances.
From 2026 shipping companies surrender allowances for 100% of in-scope emissions. Who pays is for the charter party to say.
Assumptions
- Cargo
- 130,000 t
- Laden speed
- 12.5 kn at 40 t/day
- Ballast speed
- 13 kn at 33 t/day
- Port time
- 4 days at 25 t/day
- Laden draft
- 17 m
- CO2 factor
- 3.151 t per t fuel
Other ship sizes on this route
Questions
How long does a Suezmax take from Bonny to Fos-sur-Mer?
About 13 days 18 hours laden at 12.5 knots over 4,126 nm via the Strait of Gibraltar. The full round voyage, with the ballast leg back and 4 days in port, takes about 31.0 days.
How much fuel does a Suezmax burn on this voyage?
About 1,087 tonnes of VLSFO for the round voyage (550 t laden, 436 t ballast, 100 t in port), emitting about 3,424 tonnes of CO2.
Is this voyage in the EU Emissions Trading System?
Yes. One end is in the EU ETS area, so half the sea emissions count, plus emissions at the EU berth: about 1,712 tonnes of CO2, which means the same number of EU allowances to surrender.