
A Nebraska Extension study from 2018 finds that planting date matters most for irrigated soybean profit in western Nebraska, with yield losses of 0.64 to 1.4 bushels per day from late planting. The article suggests giving soybeans planting priority over corn when the planting window is tight.
Planting timing affects soybean yield, which shapes supply. The findings are local agronomy advice and are unlikely to move soybean prices.
After 324 past neutral weather events, SOY moved a median +0.0% over 5 sessions (52% higher; middle half -1.4% to +1.7%), and +0.7% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.