HomeCalculatorsSlow Steaming - Fuel Savings per Voyage

Slow Steaming - Fuel Savings per Voyage

Fuel savings from reducing voyage speed - cubic-law estimate compared to baseline speed over a fixed route.

Slow steamingVoyageDecarb
Fuel saved
240.0t
Savings
148,824USD
Formula, assumptions, and limits

Cubic law overstates savings near MCR where exponent approaches 4. Slow steaming trades time for cost - include charter / opportunity cost of extra days.

Symbol legend

SymbolMeaningUnitSource
Baseline speedknvoyage orders
Reduced speedknJIT / economics
Baseline fuel consumptiont/dayengine data