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Heritability Table - Beef Cattle

TRAIT
% HERITABILITY


Fertility
10


Birth Weight
40


Cow Maternal Ability
40


Pre-Weaning Gain
40


Weaning Weight
30


Conformation Score at Weaning
30


Post Weaning Gain in Pasture
45


Post Weaning Gain in Feedlot
57


Yearling Weight
60


Efficiency of Gain in Feedlot
40


Carcass Dressing Percentage
45


Carcass Grade
45


Carcass Fat Thickness
40


Carcass Loin Eye Area
70


Carcass Tenderness
60


Carcass Retail Yield
60



Heritability Table - Dairy Cattle

TRAIT
% HERITABILITY


Length of Teats
75


Percent Butterfat
25


Disposition
40


Diameter of Teats
35


Fore Udder Attachment
30


Rear Udder Attachment
16


Milk Production
25


Dairy Character Score
25


Mastitis Resistance
25


Speed and Ease of Milking
24


Mammary System Score
20


Size and Shape of Udder
14


Feet and Legs
12