Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 4 of 4 for “"Expected progeny differences"”.
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A hedonic model on bred heifer prices: auction, heifer, genetic, and reputation effects considered
… allowing for a deep analysis of estimated progeny differences, breed traits, and reputation effects. Sellers can self-select into production, genotypic, and phenotypic characteristics, so the premiums and/or discounts associated with artificial insemination and high-accuracy traits will be …
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Effects of Training and Experience on Repeatable and Reliable Assessment of Beef Cattle Body Condition Scores
… condition scores (BCS) have been included in Expected Progeny differences (EPD) calculations for maintenance energy. This experiment was designed to identify the acuteness at which technicians of different skill levels can correctly quantify BCS in beef cattle. Thirteen students enrolled in …
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Comparison of expected and actual progeny growth differences in crossbred calves
… F<sub>1</sub> calves was compared to the expected progeny differences (EPD) estimated by the American Polled Hereford Association to evaluate the usefulness of EPD estimates for improving commercial beef production. Polled Hereford sires were selected from the high accuracy sires listed in …
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Analysis of newborn calf body measurements and relationship of calf shape to sire breeding values for birth weight and calving ease
… for relationships between calf shape and sire expected progeny differences for birth weight (BWTEPD) and first-calf calving ease (CEEPD) and to evaluate the efficacy of calf shape as a selection criterion for reduction of calving difficulty. Birth weight (BW), head circumference (HC), hip width …