Maternal aggression may be behind many attacks on humans by cows, say two overseas animal experts.
Every mating season, veterinarians are called to fresh calved heifers presenting with unexplained severe forelimb lameness. This could be down to copper deficiency.
The latest device from the Irish maker, Moocall Heat, monitors cows for heat detection, centering on a collar worn by the bull to detect his activity as he moves through the herd.
It's past mid-September and as calving draws to a close it is time to ensure mating plans are in place.
A trial is underway to measure the growth rates of Angus/Jersey beef calves from birth to finished product.
Getting cows in calf well takes a year-round approach. The results achieved in the mating period are impacted by many factors earlier in the season or even in seasons gone by.
Tail painting remains the most widely used form of heat detection in New Zealand, according to GEA FIL, the makers of Tell Tail heat detection paint.