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Adjustment Factors to estimate across-breed EPDs
Breed BW WW YW Milk Marb RE Fat
Angus 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Hereford 2.7 -2.8 -20.1 -16.7 -0.34 -0.11 -0.053
Red Angus 2.4 -0.6 -12.0 -3.1 0.03 -0.10 -0.034
Shorthorn 6.0 15.7 39.4 17.9 -0.14 0.17 -0.148
South Devon 4.2 3.2 -6.3 -2.3 0.05 0.15 -0.011
Beef Master 6.7 35.3 32.5 7.8
Brahman 11.1 42.5 4.8 22.4
Brangus 3.7 13.0 13.5 6.8
Santa Gertrudis 7.4 37.7 33.9 -0.67 -0.19 -0.115
Braunvieh 1.2 -19.2 -38.5 -0.4 -0.67 0.23 -0.095
Charolais 8.6 40.1 46.8 5.7 -0.46 0.92 -0.222
Chiangus 3.3 -14.9 -31.3 -0.42 0.40 -0.157
Gelbvieh 4.0 5.7 -13.5 13.6
Limousin 3.8 -0.9 -34.7 -9.2 -0.70 1.07
Maine Anjou 4.1 -13.0 -34.5 -4.7 -0.79 0.88 -0.210
Salers 1.8 -3.1 -14.3 2.4 -0.11 0.75 -0.210
Simmental 5.2 24.9 22.4 19.8 -0.55 0.92 -0.215
Tarentaise 1.7 33.1 21.2 23.4
Source: 2012 BIF Proceedings, Houston, TX
Example of using across-breed adjustment factors to convert
noncomparable within-breed EPDs to comparable Across Breed EPDs
BW WW YW Milk
Angus AB adj. factors: 0.0 0 0 0
Bull #001 Breed Avg EPDs: 1.8 46 84 23
AB -EPDs: 1.8 46 84 23
Charolais AB adj. factors: 8.6 40.1 46.8 5.7
Bull #002 Breed Avg EPDs: 0.6 24.4 43.1 6.9
AB -EPDs: 9.2 64.5 89.9 12.6
Non-Parent Angus Bulls EPDs
CED BW WW YW Milk CW Marb RE Fat $W $B
Angus Breed Avg. 5 1.8 46 84 23 24 0.44 0.37 0.009 26.45 62.93
LAR Sale Bull Avg. 8 1.2 53 97 27 26 0.69 0.68 0.013 30.16 77.93
LAR % Rank in Breed 25% 35% 20% 15% 20% 40% 15% 10% 60% 25% 4%
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