Financial and planning considerations generally dictate herd expansion in dairy systems, but for farmers in nitrate vulnerable zones (NVZs), environmental regulation can be the principal obstacle to increasing cow numbers. Intensification of milk production increases agricultural nitrates, putting pressure on water quality. This environmental issue is the main reason stocking rates are regulated on farmland in NVZs. Farmers Weekly talks to two dairy farmers in these zones who have found solutions that allow them to expand numbers in harmony with […]