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'Comparison Reports' Menu


Comparison of December 2010 genomic and traditional evaluations
for bulls with an AI status of active or foreign

580 Holstein active bulls

Trait PTA Reliability (%)
Genomic
average
Traditional
average
Difference1 Standard deviation Genomic
average
Traditional
average
Difference1
Net merit ($) 261 263 -3 61 87 81 +6
Milk (pounds) 601 612 -11 150 93 91 +2
Fat (pounds) 27.8 28.3 -0.4 5.8 93 91 +2
Protein (pounds) 20.2 20.4 -0.3 4.3 93 91 +2
Productive life (months) 1.5 1.6 +0.0 0.9 81 71 +10
Somatic cell score 2.87 2.87 +0.00 0.06 88 83 +5
Daughter pregnancy rate (%) -0.2 -0.2 +0.0 0.5 80 70 +10
Final score 1.33 1.31 +0.02 0.26 90 86 +4
Sire calving ease 7.5 7.5 -0.1 0.6 90 85 +5
Daughter calving ease 7.5 7.7 -0.1 0.7 80 68 +12

  1Genomic minus traditional.