Abstract
Since nutrient composition of pork has changed over the past two decades, a collaborative study was
conducted by scientists at the US Department of Agriculture (USDA), Texas Tech University and the
National Pork Board to determine current nutrient values. The purpose was to obtain analytical nutrient
data for three highly consumed fresh pork products in the USDA National Nutrient Database for Standard
Reference (SR) and to compare the results to data obtained in 1992. Bone-in baby back ribs (BKR),
boneless sirloin roast (SRB), and bone-in blade chops (BCB) were purchased from 12 retail outlets using
a nationwide sampling plan developed for