Stirks licking timber

[Haythers]

I have some stirks inside and at the feed barrier they keep licking/chewing on the wood. Thinking there must be a deficiency of some kind, can anyone shed any light on what it might be or solutions

cheers

 

[Bucks Boy]

Hang them up a salt lick block.

 

[Haythers]

Hang them up a salt lick block.

Will do cheers