Phenotypic evaluation of fertility traits and their association with milk production of Italian Friesian cattle.

doi:10.3168/jds.S0022-0302(94)77022-3

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Article

Phenotypic evaluation of fertility traits and their association with milk production of Italian Friesian cattle.

Journal of dairy science - 1 Mar 1994

Bagnato A, Oltenacu P A

Abstract excerpt

The effect of environmental factors on first service conception rate, days from calving to first service, weeks from calving to conception, days from first to second service, and number of services per conception and the relationship of production with reproductive performance were estimated usin...

Topics

Aging
Animals
Cattle
Female
Fertility
Italy
Lactation
Parity
Phenotype
Pregnancy
Reproduction
Seasons

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