date:May 26, 2012
from New Zealand, improvement of 2% per annum in the six-week in-calf rate is reported in their InCalf programme, a package of tools, resources and training which involves dairy farmers, vets, consultants and advisers in continuous improvement of herd fertility.
Data is the key to better fertility, said Torstein Steine from Norway, where fertility has been included since 1971 in the Norwegian breeding index.
Three farmers who have high levels of herd fertility outlined the five factors affect