Federal statute (7 USC 1637b) requires USDA to collect and release dairy product sales information for butter, cheddar cheese, dry whey, and nonfat dry milk, no later than 3 p.m. ET on Wednesday of each week (unless affected by a Federal Holiday). The regulations for the Dairy Product Mandatory Reporting Program (DPMRP) can be found in 7 CFR 1170. The data in the National Dairy Products Sales Report (NDPSR) are also used in the price calculations for the Federal Milk Marketing Orders (7 CFR 1...