Meat animals, especially cattle, represent the bulk of New Mexico's agricultural income. In 2003, there were nearly 1.59 million cattle and calves, valued at $1.29 billion. In 2002, there were an estimated 3,000 hogs and pigs, valued at $228,000 on New Mexico farms. During 2001, New Mexico farms and ranches produced around 11 million lb (5 million kg) of sheep and lambs which brought in a gross income of some $8.6 million. The main stock-raising regions are in the east, northeast, and northwest.