Farmers have reacted on Twitter to the news that horsemeat has been found in beefburgers sold at Tesco and three other leading supermarkets.

A study by the FSAI found the presence of horse DNA in frozen burgers sold in the UK and Ireland at Tesco, Aldi, Iceland and Lidl.

What are your thoughts on the matter?

Join the conversation. You can add your comment below, on the Farmers Weekly report or tweet us @farmersweekly