Results 101 to 110 of about 6,252 (157)

Assessment of Breeding Practices and Productive and Reproductive Performance of Multiple Livestock Species in Mixed Farming System in Majang Zone, Southwest Ethiopia. [PDF]

Vet Med Sci
Assefa S, Duguma B, Worku Z.
europepmc   +1 more source

Clinical-year veterinary students are most likely to be confident and competent in calving procedures after blending simulator practicals with videos. [PDF]

Vet Rec
Orr J, Kelly RF, Carmichael MM.
europepmc   +1 more source

Brief research report: Fertility, teat, and body condition of foster cows in a cow-calf contact system. [PDF]

Front Vet Sci
Zipp KA, Franz-Wippermann R, Knierim U.
europepmc   +1 more source

Genotype-By-Environment Interaction for Scrotal Circumference in Young Nellore Bulls Under Pasture and Feedlot Conditions and Its Correlation With Days to Calving. [PDF]

Anim Genet
Silva CA, Bignardi AB, Cyrillo JNSG, Mercadante MEZ, Santana ML.   +4 more
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Genomic Analysis of Inbreeding Depression on Productive Traits in Rubia Galega Beef Cattle Breed. [PDF]

J Anim Breed Genet
Mejuto-Vázquez N, Hervás-Rivero C, Rodríguez-Bermúdez R, López-Carbonell D, Hermida M, Martínez P, Varona L.   +6 more
europepmc   +1 more source

Pre-synchronization with GnRH or hCG enhances fertility outcomes of heat synch protocol in Holstein dairy cows across parities: A pilot study. [PDF]

Vet Anim Sci
Navidifar P, Kaveh A, Hosseini SE, Keshtkar Zolghadr H, Simiyari R, Taghinasab S, Salehi MS, Kahyani A.   +7 more
europepmc   +1 more source

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Evaluation of calving interval and calving date as measures of reproductive performance in a beef herd

Livestock Science, 1999
Abstract Calving interval is currently used as the measure of reproductive performance in South Africa and many other countries, but some authors have claimed that calving interval is not a suitable measure of reproductive performance, when cows are mated during a restricted breeding season.
N H Casey
exaly   +2 more sources

The economics of calving intervals

Animal Science, 1979
ABSTRACTA computerized mathematical model was used to test the economic effect of changing calving intervals under typical high-yielding (63701 per 305 days for mature cows) herd conditions at 1976 prices. The effect of month of first calving was also tested in a herd where four lactations are assumed to follow at equal calving intervals.Under the ...
A. D. James, R. J. Esslemont
openaire   +1 more source