The U.S.-Iran conflict has disrupted global fuel supplies and pushed U.S. diesel to record highs: $5.85/gal on Sept. 4 and a nationwide average of $6.05/gal on Sept. 11, AAA data show. Paul Mitchell, professor of agricultural and applied economics at the University of Wisconsin–Madison, said the surge is sharply compressing farm profits by raising fuel and transport costs across harvesting, on-farm handling and shipments to market.

2026-09-13

The U.S.-Iran conflict has disrupted global fuel supplies and pushed U.S. diesel to record highs: $5.85/gal on Sept. 4 and a nationwide average of $6.05/gal on Sept. 11, AAA data show. Paul Mitchell, professor of agricultural and applied economics at the University of Wisconsin–Madison, said the surge is sharply compressing farm profits by raising fuel and transport costs across harvesting, on-farm handling and shipments to market.