How should I reconcile net and gross weights on a PVA yarn shipment?

Separate yarn mass from shipping mass

Net and gross weight answer different questions. The net figure is the declared yarn content; gross weight includes the package and any outer packing included in the shipping unit. A buyer should not compare an order quantity in net kilograms with a scale reading for a wrapped carton and treat the difference as missing yarn.

Start with the packing list and identify its basis. Does each line show net mass per cone, per carton, or a total? Does the gross total include pallet, straps, or protective wrap? Confirm the units and whether the invoice is priced on net product mass or another written basis before doing arithmetic.

Reconcile the shipment in a mass ledger

If a buyer weighs a sample carton, first record what was weighed and whether the carton was sealed, opened, or missing its pallet. A single carton can check a declaration but may not represent every package. For a formal mass dispute, use the weighing method and tolerance written into the contract, and identify the scale and date.

Investigate a mismatch at package level

When totals do not reconcile, compare individual carton labels, package counts, and any available packing records. Look for mixed lots, an unlisted spare package, a split shipment, or a pallet weight included in only one document. These are questions to check, not assumed causes. Photograph the scale ticket or receiving display and keep the affected units identifiable while the supplier responds.

Do not adjust the inventory by subtracting a guessed average carton tare. Ask the supplier for the basis behind the declared net and gross figures, and request a revised packing list if a documented clerical error is confirmed. If the physical yarn net is in question, agree how the package will be opened and weighed so the inspection does not destroy a potential claim record.

Keep the commercial basis clear

The purchase order should state the order unit, what counts toward that unit, and the allowed difference if one is agreed. If price is per kilogram of yarn, identify net yarn mass as the basis. Packaging and pallet weights remain shipping information unless the contract says otherwise. A gross-weight figure is useful for transport planning but does not replace the invoicing basis.

For a broader comparison of delivered price bases, see how buyers compare PVA yarn supplier prices. This check isolates the mass fields on the shipping and receiving records.

Close the receiving record with evidence

Record the original declared quantities, the buyer's measurement and method, the packages included, the supplier's explanation, and any adjustment or credit approved. Keep a revised document linked to the original so a later audit can see what changed. If the issue involved one lot only, avoid applying the same correction to a different delivery without evidence.

Before the next shipment, align the supplier's label, packing-list, and invoice fields. A short note defining net, tare, and gross on the order prevents the warehouse, accounts team, and supplier from calculating three different totals from the same packages.