Concentrations of progesterone in milk as a monitor of early pregnancy diagnosis in dairy cows.

Abstract

The objectives of the experiment were to evaluate the efficacy of using progesterone concentrations in milk and palpation per rectum on days 21 or 22 postbreeding to estimate pregnancy and evaluate management practices; and to investigate physiological occurrences leading to incorrect diagnosis of pregnancy when serial samples of milk were collected. Of… (More)

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Cite this paper

@article{Zaied1979ConcentrationsOP, title={Concentrations of progesterone in milk as a monitor of early pregnancy diagnosis in dairy cows.}, author={Amal A Zaied and C J Bierschwal and R Geoffrey Elmore and Robert S. Youngquist and Andrew Sharp and H Allen Garverick}, journal={Theriogenology}, year={1979}, volume={12 1}, pages={3-11} }