The number of hogs and pigs in Illinois on Dec. 1, 2011, was 4.60 million head, up 5 percent from Dec. 1, 2010. Breeding hogs on hand were estimated at 480,000 head, steady with a year ago. Market hogs, at 4.12 million head, were up 5 percent from a year ago.
The pig crop during September, October and November 2011 was 2.48 million pigs, down 1 percent from the same period in 2010. There were 250,000 sows that farrowed, down 4 percent from a year earlier.
The litter rate for the quarter averaged 9.90 pigs saved, up from 9.60 for the same quarter last year.
Farrowing intentions for the December 2011 through February 2012 quarter are 245,000, down 5,000 from the same period a year ago.
The first estimate of intentions for the March through May quarter of 2012 is for 250,000 sows to farrow, down 5,000 from the same quarter in 2011.
United States inventory of all hogs and pigs on Dec. 1, 2011, was 65.9 million head. This was up 2 percent from Dec. 1, 2010, but down 1 percent from Sept. 1, 2011.
Breeding inventory, at 5.80 million head, was up slightly from last year, but down 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 September-November 2011 pig crop, at 29.0 million head, was up 2 percent from 2010. Sows farrowing during this period totaled 2.89 million head, up slightly from 2010.
The sows farrowed during this quarter represented 50 percent of the breeding herd.
The average pigs saved per litter was a record high 10.02 for the September-November period, compared to 9.89 last year.
Pigs saved per litter by size of operation ranged from 7.40 for operations with 1-99 hogs and pigs to 10.10 for operations with more than 5,000 hogs and pigs.