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Mid-Season Price Increase From the Mill: What the Quotation Should Have Pinned Down

D
Delia Fursone Editorial Team
Published on Oct 10, 2026
9 min read

The mill is blaming wool and freight for a mid-season increase, and the useful question is not whether those markets moved but what your original quotation pinned down. A mid-season rise is only arguable if the quotation fixed the cost baseline and the rules for moving off it; without both anchors, wool and freight is a claim, not a calculation. Five elements should have been in that document: a firm price with a validity window, binding at purchase order acceptance; a wool baseline covering the fibre specification, the price reference with its date, and the wool share of the finished price; a freight baseline naming the Incoterms 2020 rule, the assumed rate and the surcharges; a written adjustment clause with trigger, formula, cap and evidence rules that moves downward as well as upward; and a cost breakdown separating fibre from conversion, so margin cannot hide inside raw material. Whatever the quotation left out, the mill must now prove.

When a Quoted Price Becomes a Fixed Price

On paper the sequence is simple. The quotation states a price and usually a validity period, your purchase order accepts it, and the mill’s order confirmation binds it. From that point the price is fixed unless a written clause says otherwise. If the quotation named a validity window and your order landed inside it, the mill has to explain why the window does not protect the goods. If it named no window, expect the mill to describe the quote as indicative, which is exactly why every future quotation should carry an expiry date and a statement of what happens on expiry: a new quotation, not a retrospective increase on an accepted one.

Volume and timing sit next to price. Quotes are built on assumed quantities and shipment windows, so check whether your actual orders matched the bands the price assumed. If volumes fell short, the mill has a repricing argument, but it is a volume argument and should be debated as one, not dressed up as wool. If delivery dates slipped, ask whose calendar caused the slip, because the answer changes what the price still covers.

One document can undo all of this. Mill terms of sale often carry a general price-variation clause, and it can enter the contract silently if your purchase order accepts without excluding it. Decide and record the order of precedence between the quotation, your PO and the mill’s standard terms, and state that anything amended later is amended in writing. We set out the drafting side of this in our guide to fabric quote validity and wool surcharges, including how to word an offer that holds through a volatile season.

The Wool Baseline: Specification, Reference and Share

Wool is not one cost, it is several. The quotation should have fixed the fibre specification first: micron, blend percentages, origin and grade. These matter twice over. They tell you whether the cloth being delivered is the cloth you priced, and they tell you what share of the finished price the fibre actually represents. A specification quietly changed between sample approval and bulk is a price change nobody agreed to, and it surfaces far too often disguised as a market story.

The reference is the second pin. If the price was linked to any wool price index, the quotation should name it, with the base date and base value, and state whether the basis was raw wool, scoured wool, top or yarn, because each sits at a different point in the processing chain and carries a different price. If the price was linked to nothing, record that in your file, because a quote with no reference cannot be index-tested later, and the mill should not be able to invent a benchmark after the fact.

The third pin is the split between fibre and conversion, the spinning, dyeing and finishing that turn fibre into cloth. An all-in price lets the mill attribute any increase to wool while you sit without a way to test the claim. Then ask the timing question most buyers never ask: had the mill already bought or covered the wool for your yardage when the market moved? If it had, the later rise never became a cost on your goods, whatever the auction reports said that week.

The Freight Baseline: Who Owns the Rise

The delivery term decides most freight arguments before they start. Under EXW or FCA the main transport is largely yours, so a freight rise lands on your desk and the mill has little to claim. Under CIF, CIP or DAP the mill is carrying the transport, so if you bought a delivered price, the freight increase is generally the mill’s risk unless the contract reserved a pass-through. Check which rule your paperwork actually names, not which one the invoice implies afterwards.

The rule needs a named place and a stated edition to do that work, since Incoterms allocate costs between seller and buyer only when the place is specific and the version is written into the contract. The terms also separate cost transfer from risk transfer, which matters under the C rules: the seller may pay freight to destination while risk passes earlier, when the goods are handed to the carrier. Knowing which point your contract uses tells you whose insurance and whose problem a damaged or delayed shipment is, which is a different dispute from price but follows the same paper trail.

Finally, look at the assumption behind the freight number: the rate, per container or per kilogram, the route and mode, the date it was quoted, and whether fuel, peak-season or congestion surcharges sat inside the price or outside it. A delivered price quoted with a rate assumption and no reservation is a delivered price that holds. If the mill wants to reopen it, the reservation it failed to write is the reason it cannot.

The Adjustment Clause That Turns a Dispute Into a Calculation

The default position in any quotation you issue or accept is that the price is fixed. If either side wants movement, the clause for raw material price fluctuation has to say so, and it has to say a great deal. Which costs can move the price, and which are locked in? Is the mechanism index-based, comparing readings of a named published series, or cost-based, comparing documented actual costs against the baseline? The parties should choose one expressly, because the two can produce different numbers, and a mill under pressure will reach for whichever flatters its claim.

Then the arithmetic. A workable clause names a trigger, a movement in the reference beyond a stated percentage before any review starts. It sets a formula, the agreed wool share multiplied by the wool movement plus the agreed freight share multiplied by the movement in the named freight cost index or contract rate. It sets a cap on how much can pass through, and it is symmetric, the same formula cutting the price when the reference falls. It sets a notice period, requires evidence such as supplier invoices, index readings or freight bookings, and gives you the right to check the calculation before any new price applies.

Scope and exclusions finish the job. Adjustment applies to goods not yet produced or shipped, never to confirmed orders already at a firm price. No adjustment covers overhead, margin, inefficiency or costs caused by the seller’s own delay. And the clause should state your remedy: if a proposed increase exceeds the cap, you can reject it and cancel or re-source the unshipped balance without penalty. A clause with those parts converts next season’s argument into a short sheet of arithmetic both sides can run.

Auditing the Mill’s Mid-Season Claim

With the paperwork in hand, ask the mill for the bridge in writing: the original wool assumption and its date, the current wool cost, and the per-unit impact after yield; the original freight assumption, the actual freight on your shipments, and the shipment-specific impact; the affected quantities and delivery dates; and the records behind each line. A mill with a real cost problem produces these without much drama. A mill testing your resolve stalls, and the stall tells you something too.

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Test the story against the alternatives while you wait. Did your volumes drift below the assumed bands? Did the specification change between approval and bulk? Did currency move between the quotation date and the order date? Did anyone’s dates slip? Any of these can explain part of an increase, and none of them is wool or freight. A careful audit usually finds the increase is one part market, one part something else, and one part margin that was never discussed.

Handling a supplier price increase mid-contract starts with keeping confirmed orders separate from future ones, and saying so in your reply. Orders accepted at a firm price hold; future tranches can be repriced under the formula if one exists, or negotiated openly if one does not. Where your quotation had no baseline at all, negotiating with suppliers after a price increase means rebuilding one from the specification and the delivery term, putting your reconstruction in writing, and inviting the mill to correct it with documents. That moves the burden of proof without a single threat, and it keeps the relationship intact in a way an accusation never does.

Writing the Next Quotation So This Does Not Recur

Next season’s quotation should carry the cost breakdown as shares, even rounded ones: fibre, conversion, finishing, packaging, freight, margin. You are not asking the mill to publish its books; you are agreeing on the weights for a formula, and the mill that shares them is the mill whose increases you can verify. Pair it with tranche pricing: firm through the confirmed orders and their shipment window, then formula-linked for later tranches, so the mill is protected on wool it has not yet bought and you are protected on wool it has.

Put the change-control rule in the same document: no increase is effective without written notice, supporting evidence and a signed amendment; decreases pass through on the same basis; the quotation, the PO and the mill’s terms rank in a stated order of precedence. Offer symmetry out loud, because a buyer who accepts the formula in both directions gets it accepted in both directions, and a mill that knows decreases will flow is usually more careful about claiming increases.

The freight side deserves its own line, with the rule, the named place, the assumed rate and the surcharge position, plus the charges that arrive between quote and warehouse. Our breakdown of fabric landed cost maps those charges so that the adjustment formula and the final invoice reconcile. None of this is adversarial. It is the difference between arguing about a story and checking a calculation, and mills that price honestly prefer the calculation too, because it protects them from the buyer who forgets what was agreed.

Treat the current dispute the same way. Whatever the original quotation pinned down defines what actually changed, and everything it left out is now an evidence question rather than a trust question. Ask for the bridge, check the covering, separate confirmed from future, and write the next quotation so the answer is already in the file the next time the market turns.

Delia

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