Farmers are being encouraged to continue to buy and sell their animals online where possible during Level 5 lockdown.
It comes despite marts being allowed to stay open as part of the new restrictions.
Strict protocols will be in place at the facilities, including the requirement for buyers to pre-book their place.
Ray Doyle from the Irish Co-Operative Organisation Society, which runs the country's marts, says farmers should only attend marts if its necessary:
https://filedn.com/lglCaxamfnlV2gaMY6rU7tH/News%20Clips%202020/Ray%20marts%20web%202412.mp3