After 3 months
Young female cattle are called heifers before they are bred and often--in the dairy industry--referred to asSpringers and Heiferettes the first time they are bred and before they have had theirfirst calf. After that they are cows whether they are pregnant or barren.In the beef industry, such animals are often known as bred heifers.
They were first bred to herd sheep.
Only if she has given birth to a calf before being bred again and continuously milked since then, then yes. But, if that cow has given birth to a calf, was dried up for some reason before being bred again, no.
Collies were bred to herd sheep for farmers because they found it really hard. Border collies were originally bred in Scotland and England. So they were bred to help herd sheep and sometimes cattle but usually just sheep as they are smaller and sheep will usually run away but a cow might chase and hurt the dog.
as sheep herders
About 3 weeks before birth, the mares udder will begin to enlarge. About 24 hours before giving birth, the mares teats will wax over. (Called waxing) About 8 - 12 hours before birth, milk will usually begin to drip from the teats. These are just general guidelines. Like women giving birth, each mare is different and her birth times after these signs can be sooner or later.
Nothing - cattle and sheep cannot be cross-bred.
as a shepherd for the sheep
sheep
Suffolk Sheep are a large meat breed sheep but are sometimes bred for the wool.
The other name for hairless sheep is "naked sheep" or "bare sheep." These sheep are specifically bred to have little to no wool on their bodies.
A pig is simialr to a dog. After the babies have been weaned from their mother, about a week after, she will go into heat, and then should continue to go into heat every 21 days.