These Regulations make provision for the welfare of calves at markets by requiring that only calves which are at least 7 days old and which do not have unhealed navels are brought to market (reg. 3(a) and (b)) and set a limit on the number of times that a calf aged less than twelve weeks may be brought to market within 28 days (reg. 3(c)). A calf aged more than 12 weeks may only be brought to market on more than one occasion within 28 days where such movement is not likely to cause that calf unn