United States inventory of all hogs and pigs on March 1, 2013 was 65.9 million head. This was up 1 percent fromMarch 1, 2012, but down 1 percent from December 1, 2012.
Breeding inventory, at 5.83 million head, was up slightly from last year, and up slightly from the previous quarter. Market hog inventory, at 60.1 million head, was up 2 percent from last year, but down 1 percent from last quarter.
The December 2012-February 2013 pig crop, at 29.0 million head, was up 2 percent from 2012. Sows farrowing during this period totaled 2.88 million head, up 1 percent from 2012. The sows farrowed during this quarter represented 49 percent of the breeding herd. The average pigs saved per litter was a record high 10.08 for the December-February period, compared to 9.97 last year. Pigs saved per litter by size of operation ranged from 7.50 for operations with 1-99 hogs and
pigs to 10.10 for operations with more than 5,000 hogs and pigs.