wordThis study assessed the ability of two video image analysis (VIA) instruments, VIAscanTM and Canadian Vision System (CVSTM), to augment the assignment of USDA Yield Grades (YG) to beef carcasses, to the nearest tenth of a grade, under commercial operating conditions, and to test the accuracy of cutability predictions. Steer and heifer carcass sides (n = 290) were selected to vary in fatness...