Upper THI index and stress

Upper critical temperature-humidity index for dairy calves based on physiological stress variables Abstract: In this study, upper critical values of the temperature-humidity index (THI) were determined in Holstein bull calves (n = 16) based on noninvasive...

Heat stress through 1st lactation

In utero heat stress decreases calf survival and performance through the first lactation Abstract: Calves born to cows exposed to heat stress during late gestation (i.e., the dry period) have lower birth weight and weaning weight and compromised passive immune...