THE development of methane-reducing feed additives has promised plenty to the cattle industry in recent years, with two products now circulating and commercial trials in feedlots.
But using seaweed asparagopsis and Bovaer (3-NOP) in grazing systems is still proving to be a challenge, with a University of Melbourne researcher telling a webinar this afternoon that more research is needed to make it practical for producers.
Ainslie Macdonald said there was no completed research into using feed…