The Effect of Alternative Economic and Genetic Covariation Structures on the Relative Economic Gain from Selection Using Stayability Traits

Three alternative cost ratios and the ratio of annual fixed cost for cows to net replacement cost for three populations that differed in genetic (co)variances were investigated. We studied their effect on the value of longevity records to supplement production records to achieve genetic gains for re...

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Veröffentlicht in:	Journal of dairy science 1995-10, Vol.78 (10), p.2299-2307
Hauptverfasser:	Lobo, C. H, Allaire, F. R
Format:	Artikel
Sprache:	eng
Schlagworte:	Animal productions Animal viral diseases Animals Biological and medical sciences Cattle - genetics Costs and Cost Analysis Dairying - economics Dairying - methods Female Fundamental and applied biological sciences. Psychology Genotype Infectious diseases Lactation Longevity Medical sciences Terrestrial animal productions Time Factors Vertebrates Viral diseases
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