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Evaluation Of 54 Years Of Louisiana Bull Testing, And Snp Affecting Growth And Performance Of Yearling Bulls On A Forage Performance Bull Test, Tabitha Howard
Evaluation Of 54 Years Of Louisiana Bull Testing, And Snp Affecting Growth And Performance Of Yearling Bulls On A Forage Performance Bull Test, Tabitha Howard
LSU Master's Theses
The first objective of these two studies was to evaluate genetic trends for bulls that have comprised the LSU AgCenter Dean Lee performance bull test for the past 55 years. Data included birth weight (BW), initial weight, 112-day weight, average daily gain (ADG), adjusted yearling weight, and scrotal circumference (SC), on 7,488 yearling bulls of 34 breeds on 112d of test for the last 55 years. The top 4 represented bull breeds with greater than 500 animals (Angus, Charolais, Hereford, and Simmental) were included in this analysis. Analyses revealed that growth traits for all bulls regardless of breed demonstrated a …