3–6-YEAR-OLD COWS, proven mothers with a tight 30-day May calving window. Nov. 1–15 delivery, 1,300 lbs. Here’s 315 head of Black Angus and Black Baldy cows located near Napoleon, ND. Every cow in the group raised a calf and is bred back to Black and BWF Sim/Angus bulls to start calving May 1 for just 30 days. They’re on a solid health program with ViraShield 6 VL5 HB, MultiMin and Dectomax injectable. These are big, productive-age cows with the size, age and calving window a lot of buyers are looking for.