In working animal husbandry, breeds are rarely static and are typically selectively bred for the task at hand. As that task or its environment evolves, the bree

In working animal husbandry, breeds are rarely static and are typically selectively bred for the task at hand. As that task or its environment evolves, the breed is further developed or even forked to accommodate the new conditions. So I think “developed” is fairly appropriate here, though “adapted” might have been more clear.