so if i did geld the stallion (age 14) and he was used as a breed...
Short answer, yes. It takes a long time for hormone levels to drop and even when/if they do, he still could continue the behavior. The only way to break him of it is to put him in a paddock with a very mean mare, who doesn't put up with it,... Read More »
Source: http://answers.yahoo.com/question/index?qid=20130214181850AARcJKo