Any farm that has 50 acres or more of annual crops, houses 50 or more mature dairy cows, or 75 cattle, heifers, veal calves, cow/calf pairs, or youngstock, or 40 horses, or a combination of animals with a total live weight that equals more than 90,000 pounds is a CSFO and must register annually with the Agency of Agriculture, Food and Markets. Visit www.agriculture.vermont.gov/csfo to learn more and to fill out an online or print version of the Annual Certification Form.