LDM Calculation For loads that cannot be loaded on top of each other in the transportation vehicle, tonnage calculation is made using the lademeter (Ldm). CBM Calculation In transportation, along with the weight of the cargo carried, its volume, that is, the area it covers, is also important. Incoterms 2023 If you’re shipping goods, it’s crucial to know your internal deadlines to understand who is responsible for what in your supply chain.