Free tool

Despatch Calculator

Calculate time saved and despatch money (usually half demurrage) when loading finishes before allowed time. No sign-up needed; results update as you type.

See the system that does this automaticallyOpen the live demo

Calculator

This calculator runs in your browser; the data you enter is not stored.

Results

Time saved
1 d 4 h
Daily despatch
7,500 USD
Despatch amount
8,750 USD

Despatch Calculator: worked example

Example values: Allowed time 120 hours, Time used 92 hours, Daily demurrage 15,000 USD, Despatch / demurrage ratio 50 %. With these values the results are:

Time saved1 d 4 h
Daily despatch7,500 USD
Despatch amount8,750 USD

How to use: Despatch Calculator

  1. Enter your own values: Allowed time, Time used, Daily demurrage, Despatch / demurrage ratio.
  2. Choose the currency; money inputs are converted at an approximate rate.
  3. Results are calculated as you type: Time saved, Daily despatch, Despatch amount.
  4. Check every step of the calculation in the formulas below.

How is it calculated?

  • Time saved = max(0; [Allowed time] − [Time used])
  • Daily despatch = [Daily demurrage] × [Despatch / demurrage ratio] ÷ 100
  • Despatch amount = [Time saved] ÷ 24 × [Daily despatch]

Other tools running on Laytime and Charter Engine

Calculates laytime, demurrage and despatch from NOR, turn time, excepted periods and rates.

FCRSOFT

FCRSOFT does this for you automatically

You don’t need to do the calculations and checks on this page by hand every day. FCRSOFT derives them all automatically from the records entered in the field.

  • Port events are recorded as a timeline.
  • Laytime, demurrage and despatch are calculated from port events.
  • Port costs are linked to the voyage and the charter party.

Frequently asked questions

How is Despatch Calculator calculated?

Calculate time saved and despatch money (usually half demurrage) when loading finishes before allowed time. The calculation uses Laytime and Charter Engine: Calculates laytime, demurrage and despatch from NOR, turn time, excepted periods and rates.

How is Despatch amount found?

Despatch amount = [Time saved] ÷ 24 × [Daily despatch]. With the example values (Allowed time 120 hours, Time used 92 hours, Daily demurrage 15,000 USD, Despatch / demurrage ratio 50 %) the result is 8,750 USD.

Worked example: Despatch Calculator

Example values: Allowed time 120 hours, Time used 92 hours, Daily demurrage 15,000 USD, Despatch / demurrage ratio 50 %. Time saved: 1 d 4 h; Daily despatch: 7,500 USD; Despatch amount: 8,750 USD.

Is Despatch Calculator free?

Yes. The tool is free, needs no sign-up and runs in your browser; the data you enter is not stored.

Can FCRSOFT do this calculation automatically?

FCRSOFT derives the laytime calculation from port events automatically and links it to the charter party. You can try the Voyage & Chartering package in the live demo without installing anything.

Which currency can I calculate in?

Choose one of 28 currencies in the currency selector; monetary inputs are converted at an approximate rate. To use your own rate, enter the amounts directly.

FCRSOFT

Port Calls and Laytime on Autopilot

As port events (NOR, berthing, operations, departure) are entered, FCRSOFT works out laytime, demurrage and despatch automatically.

FCRSOFT solutions

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