article_snippet: The report, produced by scientists at the Univeristy of Melbourne, also warned that milk yeilds could decrease by up to 10-25 per cent as heatwaves grow more common.
article_snippet: Lower levels of grain production could also hit dairy cattle, meaning dairy cattle milk contains less protein, which would result in poorer quality cheese.
article_snippet: Dairy cows produce 10-25 per cent less milk in heat waves and Dairy cows amount of protein in milk can also decline .
highlights_snippet: Milk yields can decrease by 10-25 per cent during heat waves, report warns .
  
highlights_snippet: Protein levels in milk may also fall meaning cheese will decline in quality .