Maersk Detention & Demurrage Cost Calculator
Calculate Maersk detention and demurrage charges across ports in seconds.
Maersk detention and demurrage charges across the top ports. The estimated cost is calculated based on the selected delay duration.
Select port and delay duration to calculate your estimated detention and demurrage cost for Maersk carrier.
How Portcast helps reduce detention and demurrage costs
Reducing D&D costs requires more than rate visibility.
It requires understanding when delays are likely to happen and acting early.
Reduce D&D risk with command center
Surface containers impacted by delays, rollovers, congestion, or idle transshipments without manually monitoring every shipment
Define risk based on delay days, congestion, dwell time, or rollovers
Receive alerts on critical risks and drill into affected shipments for faster resolution


Cost recovery throughAI-Freight Audits
Process invoices, bills of lading, and charge summaries across formats with over 99% accuracy
Ensure D&D charges align with agreed free days, rates, and shipment timelines
Flag discrepancies and quantify the exact amount that can be disputed
Track and resolve issues faster with a structured workflow
Make better carrier and routing decisions
Track transit times, reliability, and delays to spot bottlenecks and underperforming carriers
Compare carriers and routes to reduce transit time and D&D risk
Use historical data to support carrier selection and contract negotiations
Get recommendations on which carriers to prioritize or replace based on performance

Clear Outcomes
Detention & Demurrage Cost Calculator: Frequently Asked Questions
How is this tool different from Maersk’s detention and demurrage page?
Most carrier websites show only daily rates. This tool calculates your total detention and demurrage cost based on actual delay duration, helping you understand your real exposure instantly.
How is the estimated cost calculated?
What is the difference between detention and demurrage?
Detention charges apply when containers are held outside the port beyond free days. Demurrage charges apply when containers stay inside the terminal beyond free days. Both are charged per day and increase with delays.
When do detention and demurrage charges start?
Charges begin once the allocated free days are exceeded. Free days vary by port, carrier, container type, and contract terms.
Why are detention and demurrage costs difficult to track?
D&D charges vary by port, container type, and contract terms. Since most sources provide only daily rates, teams often have to manually calculate total costs during delays. By the time this is done, costs have already increased.
How can I reduce or recover detention and demurrage costs?
You can view waiting times, berth times, and port traffic trends for both POL and POReducing D&D costs requires acting before delays escalate. With our Command Center, you can identify at-risk shipments early and avoid charges. Our AI-Powered Freight Audit helps validate invoices and recover incorrect charges.D
