Downer cows: a reanalysis of an old data set
KE Lawrence, RG Clark, HV Henderson… - New Zealand …, 2023 - Taylor & Francis
Aims To compare the performance of two predictive models for the survival of downer cows.
Methods The first model had been developed in 1987 using a dataset containing missing …
Methods The first model had been developed in 1987 using a dataset containing missing …
Improving the accuracy of estimating blood calcium concentration in Holstein cows using electrocardiographic variables
M Itoh, Y Nakajima, K Kuwano, D Maeda… - Journal of Veterinary …, 2022 - jstage.jst.go.jp
We previously reported the possibility of using the electrocardiogram variable to estimate
blood calcium (Ca) concentration in dairy cows based on the strong positive correlation …
blood calcium (Ca) concentration in dairy cows based on the strong positive correlation …