Dairy cow supplement for milk with a lower carbon profile

Adding 1% or less of a dried supplement of the red seaweed Asparagopsis armata to the diet of dairy cows, can reduce their methane emissions by up to 90%, research suggests. For dairy farmers this could mean producing milk with a lower carbon profile. CH4, a company based in New Zealand, Australia and the United States, aims to start production of this supplement soon. Asparagopsis armata is an Australian and New Zealand-native species. This cold water variety is a naturally abundant seaweed th