According to earlier  Rabobank research, southern hemisphere farmers will struggle to produce about 20 billion litres of milk needed to feed the world’s demand growth over the next five years. Rabobank dairy analyst Emma Higgins said that most of the extra supply would need to be met by the northern hemisphere. “Countries like New Zealand will really struggle to be a significant player in providing the additional milk required given they are facing challenges on-farm in the form of increasing…