RES = Ribeye Shape Score. Indicative of desired shape of the ribeye muscle. Correlated to eventual Yield Grade, Cutability, and % Retail Product.
Score ranges from 0.0 to 1.0.
Acceptable score is 0.4 or greater.
Ideal score is 0.50 or greater.
SS = Stress Score. Correlated to immune system strength of calf. Score ranges from 10-50.
30=Slightly Moderate Stress
Impacts DTF, ADG, WDA, TCOG, Health Costs, QG, and YG.
Ideal score is 2.0 or less.
TEND = Tenderness Score. Correlated to actual Warner-Bratzler Shear Force (WB) in carcass ribeye steak at 12th rib location. Correlation Coefficients between WB and TEND currently average 0.85 – 0.87. Score ranges from 10-50.
Ideal score is 25 or less.
Acceptable score in yearling bulls is 28 or less.