2026 · 6 min read
Measuring trip profitability: freight revenue, costs and net contribution
To understand why profit isn’t growing while revenue is, you need to see the freight charge and the costs of every trip at the same time. Measuring net contribution by trip, customer and subcontractor moves pricing decisions from guesswork to data.
One of the most common complaints in transport companies is “there is plenty of work, but no money left over.” The reason is usually that revenue and profit are tracked in different places: the freight charge becomes an invoice on the sales side, while fuel, motorway and bridge tolls, driver allowances and subcontractor fees reach the accounts weeks later and in bulk. When a trip is closed, nobody can say clearly whether it actually made money.
The basic formula for trip profitability is simple: freight revenue minus the trip’s direct costs, in other words net contribution. The difficulty lies not in the formula but in attaching costs to the trip completely and on time. For owned vehicles, fuel, motorway and bridge tolls, driver travel allowances, loading/unloading and waiting charges should be posted directly to the trip; for subcontracted vehicles, the agreed payment and any extra charges. Indirect costs such as depreciation, insurance and general overheads should be assessed in a separate layer so that they do not blur trip-level net contribution.
The second important point is empty return legs and waiting times. A trip that looks well paid on paper may actually be losing money if it also has to carry the cost of a vehicle returning empty. Linking outbound and return trips and looking at the vehicle’s contribution per round trip therefore gives a more accurate picture than looking at trips one by one. Long waits at loading or unloading points should also be recorded and, where appropriate, charged back to the customer.
Once reliable trip-level data exists, the truly valuable analyses become possible. Customer profitability shows which customers are valuable because of their contribution rather than their volume; it may reveal that some large customers are actually eroding profit through low freight rates and long waiting times. Subcontractor analysis shows which carriers deliver on time, without problems and at a reasonable cost, and strengthens your hand in payment negotiations.
A practical recommendation: see net contribution while the trip is being entered and the price is being quoted. If operations staff can instantly see estimated costs and the remaining contribution when quoting a customer or assigning a job to a subcontractor, taking on loss-making work is largely prevented. Analysis done at month-end explains the past; contribution seen at the moment of the trip changes the decision.
Kargon™ brings operation and trip entry together on a single screen: freight revenue, cost items and net contribution are calculated live as you type. The operations list and trip profitability report show closed trips in one table, while the customer profitability report and subcontractor (carrier) performance and payment tracking base pricing and supplier decisions on the same data. Fuel and maintenance records in the fleet module add the real cost of owned vehicles to the picture.
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