On a normal day how much gas would a cow produce?

Question: On a normal day how much gas would a cow produce?
- Keywords:
  cow,
  gas,
  methane
Asked by zest44ear to Katie on 11 Nov 2019. This question was also asked by siunnicfhinn06.
- Katie Starsmore answered on 11 Nov 2019:
  
  On a normal day, the cows that I am studying would produce between 250g to 450g of methane per day. Every cow is different!

Question: On a normal day how much gas would a cow produce?