Teagasc advice for dairy farmers: Select bulls for higher solids than your herd
The current bull proof figures (March 2017) are the most accurate and up-to-date, and they are the only figures you should look at when choosing your AI sires for this season, advises John McNamara, in the Carbery/teagasc Joint Programme.
He recommends never using a sire of greater than 1.5% calving difficulty (based on actual calves born) on a heifer.
