At 87.28 cents per pound, the ICE December cotton contract closed on September 9 with a 1.11% gain, pulling away from the prior session's three-week low of 85.56 cents. The rebound was not driven by cotton's own supply-demand balance but by the interplay of crude oil and the dollar: Brent settled above $100 per barrel, its highest since late May, while the dollar index slid toward a two-week low. For the textile chain, this signals that raw material price ratios are being recalibrated.
Background
Higher oil prices directly raise polyester production costs. As cotton's primary substitute in spinning, polyester tends to drag cotton's relative value higher once it follows crude upward. StoneX risk management consultant Bailey McHenry noted that rising oil combined with cotton's earlier decline has improved cotton's demand advantage over man-made fibers.
Yet the substitution logic is not one-directional. A weaker dollar makes dollar-denominated commodities cheaper for overseas buyers, which in theory should encourage restocking in textile-importing countries such as China, Vietnam and Bangladesh. Actual purchasing decisions, however, still depend on whether downstream orders can absorb the volumes.
Market attention is now fixed on the USDA's World Agricultural Supply and Demand Estimates (WASDE) report due Friday. Traders want to reassess how the Northern Hemisphere harvest and recent price weakness will reshape the fiber's outlook.
Industry Impact
Supply-side signals lean bearish. USDA's weekly crop progress report showed that as of September 6, U.S. cotton harvesting stood at 7%, matching last year and slightly above the five-year average of 6%. But good-to-excellent ratings fell to 34% from 39% a week earlier, versus 54% a year ago. The steady decline in crop condition raises the risk of downward revisions to yield and grade, offering some floor support to prices.
In South America, consultancy Agroconsult raised its 2025/26 Brazil cotton (lint) production forecast by about 300,000 tonnes to a record 4.5 million tonnes, citing improved yields found in field surveys. Brazil's bumper crop expectation will cap international cotton prices in the medium term, particularly for forward quotations to Asian buyers.
On the inventory side, ICE data showed deliverable No. 2 cotton contract stocks stood at 54,414 bales as of September 8, unchanged from the previous session. The spot market strengthened in tandem, with the Cotlook A Index at 96.10 cents per pound on September 9, up 10 points, underscoring tight futures-spot linkage.
For China's textile clusters, oil-sensitive chemical fiber and blended yarn hubs such as Keqiao and Shengze may see processing margins for polyester filament and staple fiber squeezed by higher feedstock costs. In contrast, pure cotton yarn and home textile clusters in Nantong and Foshan could gain temporary bargaining room as cotton's cost-effectiveness improves.
Practical Takeaways
For Buyers - Watch the WASDE report for adjustments to U.S. cotton output and ending stocks; if lower crop ratings materialize, consider staggered price locking for forward shipments - While oil stays elevated, moderately raising cotton blend ratios can hedge polyester cost volatility, but verify yarn strength and hand-feel metrics in parallel
For Exporters - In the weak-dollar window, shorten quotation validity for Southeast Asian and European buyers to avoid profit erosion from currency reversals - Brazil's bumper crop implies ample forward supply in Q4; long-term contracts can push for better basis and payment terms
Overall, cotton prices are finding dual support from oil and the dollar in the near term, but falling crop ratings and Brazil's output increase offset each other. A directional trend still needs validation from the supply-demand report and harvest data. For the supply chain, the real risk lies not in daily price swings but in whether downstream orders can keep pace once raw material ratios shift.