Voyage estimate
Suezmax voyage: Basrah Oil Terminal to Trieste
A Suezmax carrying 130,000 tonnes from Basrah Oil Terminal to Trieste sails about 4,651 nm laden via the Strait of Hormuz, Bab-el-Mandeb and Suez Canal, about 15.5 days at 12.5 knots. With the ballast leg back and 4 days in port, the round voyage takes about 34.4 days and burns about 1,212 tonnes of fuel.
Round voyage
34.4 d
15.5 d laden
Laden distance
4,651 nm
Shortest route
Fuel (VLSFO)
1,212 t
Round voyage
CO2
3,819 t
1,910 t in EU ETS
Round voyage breakdown
| Leg | Distance | Speed | Days | Fuel |
|---|---|---|---|---|
Laden Basrah Oil Terminal → Trieste | 4,651 nm | 12.5 kn | 15.5 | 620 t |
Ballast Trieste → Basrah Oil Terminal | 4,651 nm | 13 kn | 14.9 | 492 t |
Port time Loading and discharge | — | — | 4.0 | 100 t |
| Round voyage | 9,302 nm | 34.4 | 1,212 t |
Laden via the Strait of Hormuz, Bab-el-Mandeb and Suez Canal; ballast via the Strait of Hormuz, Bab-el-Mandeb and Suez Canal.
Emissions and EU ETS
The round voyage burns about 1,212 tonnes of VLSFO, emitting about 3,819 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 1,910 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 Basrah Oil Terminal to Trieste?
About 15 days 12 hours laden at 12.5 knots over 4,651 nm via the Strait of Hormuz, Bab-el-Mandeb and Suez Canal. The full round voyage, with the ballast leg back and 4 days in port, takes about 34.4 days.
How much fuel does a Suezmax burn on this voyage?
About 1,212 tonnes of VLSFO for the round voyage (620 t laden, 492 t ballast, 100 t in port), emitting about 3,819 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 1,910 tonnes of CO2, which means the same number of EU allowances to surrender.