
USDA's December WASDE left US corn and soybean ending stocks and South American production estimates unchanged. Combined Brazil and Argentina soybean output for 2019/20 is pegged at a record 176.0 million tonnes.
The author says South American production prospects and US-China trade will drive soybean prices in coming months.
A record South American crop expected to be harvested adds global supply and limits US soybean price upside, pressuring soymeal costs.
After 788 past bearish report events, Soybeans moved a median -0.3% over 5 sessions (47% higher; middle half -2.0% to +1.5%), and -0.9% over 20.
After 770 past neutral report events, Corn moved a median +0.2% over 5 sessions (54% higher; middle half -1.1% to +1.6%), 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.