For 2025, annual milk production rose 2.6 percent from 2024. USDA also reported January milk production totals. Milk output in the 24 major dairy states increased 3.4 percent. January milk production was up 3.4 percent in Minnesota and up nearly 11 percent in South Dakota. Compared to a year earlier, Minnesota added 15,000 cows to the milk herd. During that same period, the size of South Dakota’s dairy herd grew by 24,000 head.
