If in doubt err on the side of caution and do not accept the booking. If you have pets yourself, in particular working dogs, keep them away from guests. Similarly after being in contact with guests, workers should change back into working clothes before dealing with livestock. When entering the country visitors must observe the disinfection procedures at ports and border crossings. While in Ireland, all visitors must avoid any contact with susceptible animals or agricultural land.
Susceptible species are cattle, sheep, pigs, goats and deer.