Expression and detection of oestrus in cattle.

@article{Diskin2000ExpressionAD,
  title={Expression and detection of oestrus in cattle.},
  author={Michael G. Diskin and Joseph M Sreenan},
  journal={Reproduction, nutrition, development},
  year={2000},
  volume={40 5},
  pages={481-91}
}
For herds using AI heat detection rate and calving rate are the two major determinants of compactness of calving, of the proportion of cows that fail to conceive in a defined breeding season. Numerous factors affect the expression of heat including, housing arrangement, floor surface, feet and leg problems and status of herd mates. The number of mounts a cow receives increases with the number of cows that are in heat simultaneously up to about 3-4 cows in heat. Generally, cows that are… CONTINUE READING

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