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Published byHannah Ferguson Modified over 9 years ago
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Wade Shafer American Simmental Association
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In the pursuit of genetic improvement all traits are antagonistically related to each other
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Higher Growth More Milk Easier Calving Increased Marbling Better Fertility More Muscle Bigger Scrotals Improved Efficiency Better Udders Sounder Structure Easier Fleshing Reduced Birth Weight
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Profit = $Output - $Input
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(Output Traits)(Input Traits) - = Replacement Rate Cowherd Intake Feedlot Intake Calf Survival Weaning Weight Carcass Weight Yield Grade Marbling Salvage Weight (Prices)(Costs) Profit = $Output - $Input
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Lanoy Hazel, 1943 The Economic Selection Index “Genetic Accounting”
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To maintain our share of the protein market we must leverage technology much more effectively
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Source Actual Measures Adjusted Measures Ratios Visual Appraisal EPDs Economic Index 0% 100% Beef* 7% 8% 21% 31% 28% 5% Pig/Chicken * Results of March 2007 ABS producer meeting survey in SD, NE
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Family Seedstock Operations Breed Associations Commercial Industry Maintain Registry Performance Testing EPDs Indexes Corporations Commercial Industry
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Leveraging technology more effectively may be critical to the survival of our way of life
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