Browsing Production Animal Studies by Subject "Heifers"

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The economic effects of an oestrus synchronisation protocol using prostaglandin and reproductive tract scoring in beef heifers in South Africa

Holm, Dietmar Erik (University of Pretoria, 2006)

In this study 272 beef heifers were studied from just prior to their first breeding season (15 October 2003), through their second breeding season and until just after they had weaned their first calves in March 2005. The ...
Host adapted intramammary infections in pregnant heifers which were co-housed and reared on fresh milk as calves

Petzer, Inge-Marie; Karzis, Joanne; Lesosky, Maia; Watermeyer, Johanna C.; Badenhorst, Renette (BioMed Central, 2013-03-15)

BACKGROUND: Heifers can calve down with intramammary infections (IMI) and udder damage. This will have a negative impact on their longevity, future milk yield and financial return. Co-housed pre-weaned calves that are ...
The value of reproductive tract scoring as a predictor of fertility and production outcomes in beef heifers

Holm, Dietmar Erik; Thompson, P.N. (Peter N.); Irons, Pete Charles (American Society of Animal Science, 2009-03)

In this study, 272 beef heifers were studied from just before their first breeding season (October 15, 2003), through their second breeding season, and until just after they had weaned their first calves in March, 2005. ...

Now showing items 1-3 of 3

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