Feb 23, 2006 — It's the time of year when calf pens pop up across the North Country landscape. It's easy to forget that making milk is really about making baby cows. They don't call it "animal husbandry" for nothing. David Sommerstein's doing a year of stories on the ins and outs of life on a dairy farm. Today, dry and freshened cows, calving, and the reproductive business of a dairy farm.