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basis
Corn and soybean basis strengthened across much of the Eastern Corn Belt over the past month — a surprising shift from the typical seasonal pattern of basis weakening heading into June. Josh Strine breaks down the latest corn and soybean basis trends, how current basis levels compare with historical averages, and what strengthening basis could mean for grain marketing decisions heading into July.
Read MoreCorn and soybean basis strengthened broadly across the Eastern Corn Belt over the past month, breaking from typical seasonal trends. Indiana and Ohio continue to show some of the strongest basis levels in the region, while recent gains in Iowa have narrowed historical gaps. Use the Purdue Crop Basis Tool to monitor local opportunities as summer marketing decisions approach.
Read MoreCorn and soybean basis strengthened across much of the Eastern Corn Belt through late April and early May, though gains slowed significantly in recent weeks. Purdue’s May 2026 Basis Update examines regional basis differences, historical trends, and what producers may expect as volatility potentially increases heading into June.
Read MoreCorn and soybean basis strengthened across the Eastern Corn Belt in April, with gains exceeding historical trends in several regions. However, persistent regional differences remain, particularly between stronger Ohio basis levels and weaker Iowa conditions. These shifts—especially along the Ohio River—highlight changing cash market signals heading into May.
Read MoreCorn and soybean basis strengthened faster than expected across the Eastern Corn Belt, with Ohio and Indiana showing standout gains. Historical trends suggest volatility ahead—making it critical for producers to monitor local basis closely.
Read MoreCorn basis across the Eastern Corn Belt has remained relatively stable compared to last month, but regional differences remain significant. Ohio currently sets the benchmark for corn basis, with positive levels in parts of the state, while Iowa continues to post the weakest levels. Soybean basis has been more volatile, with strengthening through late February followed by recent declines across most districts. Indiana continues to lead the region with the strongest soybean basis levels. While historical patterns suggest basis should strengthen into spring, recent week-to-week volatility highlights the importance of monitoring local markets closely. Producers can track conditions using Purdue’s Crop Basis Tool.
Read MoreCorn basis remains steady across much of the Eastern Corn Belt as markets transition to May futures contracts, with particularly strong local basis levels in central Ohio and northern Indiana. Meanwhile, soybean basis shows significantly more volatility, with widening spreads across districts and notable weakness in Iowa. Ethanol plants continue to offer firm premiums relative to local delivery points, while soybean crush plant basis has softened in several states. Producers can use the Purdue Center for Commercial Agriculture’s Crop Basis Tool to compare local ethanol and crush plant basis levels and evaluate current pricing opportunities against historical averages.
Read MoreCorn and soybean basis levels have improved across much of the Eastern Corn Belt in early 2026, though large regional differences remain. Learn what’s driving basis strength—and how to track your local opportunities using Purdue’s Crop Basis Tool.
Read MoreLocal corn basis across the Eastern Corn Belt has become more volatile, with regions like Indiana and Ohio showing continued strength to March futures, while parts of Illinois have seen weakening. In contrast, soybean basis has stabilized and remains below recent averages in much of the region. Historical patterns suggest basis volatility may ease as we head into the new year — but mixed signals from certain areas warrant close monitoring. Full regional breakdowns and charts are available in the complete article.
Read MoreCorn and soybean basis have strengthened post-harvest in the Eastern Corn Belt, particularly in Indiana and Ohio, while Iowa lags behind. As winter sets in, historical patterns suggest basis levels will stabilize — but regional deviations highlight the importance of local tracking.
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