Final answer:
True, early weaning may be recommended if a mare displays behavioral problems that could negatively affect her foal. It is a measure taken to protect the welfare of the foal, usually with the advice of a veterinary professional.
Step-by-step explanation:
Early weaning may be recommended if a mare exhibits behavioral problems and an adverse disposition or vices. This is because such behaviors can be detrimental to both the mare and her foal. Early weaning is considered as an option when the welfare of the foal is at risk due to the mare's negative behavior. For example, a mare might be aggressive, overly protective, or reject the foal, behavior which could compromise the foal's safety and physical or psychological development.
In addition, early weaning may be useful to prevent the foal from picking up undesirable behaviors from the mare. Typically, weaning occurs when a foal is between four and six months of age, but if a mare's behavior can cause harm, weaning might take place earlier. However, this decision should be made with the guidance of a veterinarian and an equine behaviorist to ensure that it's in the best interest of both the mare and the foal.