December 3, 2021: Breaking Down U.S. and PA Cow Numbers

Since at least 2010, U.S. and Pennsylvania cow numbers have had opposite trends. In general, the U.S. herd size has been increasing while the Pennsylvania herd size has decreased (see the graph  below). However, so far this year, the trend is slightly different. Pennsylvania has maintained a herd size of 475,000 through October while U.S. cow numbers increased from 9.445 million in  January to 9.507 million in May before declining 107,000 head to end October with 9.400 million cows. Read More