IN a series of industry firsts targeting early onset in-herd fertility, an entire drop of Te Mania Angus heifers have been wearing Allflex Heatime Pro collars for almost three months.

Te Mania Angus director, Tom Gubbins said the project – which will be pivotal in providing data identifying vital early puberty information, as well as maturity, health and animal welfare – meant designing new technology for the data to be captured.