The difference could be enough to push the U.S. average corn yield below the record set in 2024, though perhaps not enough to stymie record production. According to Matt Dahle, FIRST business manager, corn yields in their trials this year are trending lower than last season, while soybean yields are exceeding their 2024 results.
https://www.dtnpf.com/agriculture/web/ag/crops/article/2025/10/21/first-corn-trial-data-points-toward