Average U.S. Aggregate test weight at export (57.8 Ib/bu) was lower than the 2025 than at harvest in each of the past fifteen years, with an average decrease from harvest to export of 0.6 Ib/bu or 0.8 kg/hl. the standard deviation (0.67 Ib/bu) was less than that of the 2025 harvest samples (1.37 Ib/bu). As corn is commingled moving through the marketing channel, test weight becomes more uniform, with a lower standard deviation and a range between maximum and minimum values that is less than at harvest.