Annual Productivity Growth in the U.S. Hog Industry1
Glenn Grimes, Professor Emeritus
University of Missouri-Columbia
June 16, 2005
% Change in 12 month period ending March 31*
Litters Pigs per Carcass
Period per Sow Litter Weights Total
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2001-02 1.65% 0.23% 0.78% 2.66%
2002-03 0.57% 0.23% 0.04% 0.84%
2003-04 2.92% 0.37% 0.61% 3.90%
2004-05 0.73% 0.76% 0.60% 2.09%
2005-06 0.30% 0.90% 0.94% 2.14%
5 Yr Avg. 1.23% 0.50% 0.59% 2.32%
*USDA Hogs and Pigs Report and USDA Livestock Slaughter