What does the term "colostrum" refer to in equine care?

Colostrum refers specifically to the first milk produced by a mare after she gives birth, which is crucial for the foal's health and development. It is notably rich in antibodies, providing passive immunity to the newborn, helping protect it from infections and diseases during its early life. This initial milk is vital as it is produced within the first few hours post-foaling, during which the foal's gut is highly absorbent to these antibodies. Without adequate colostrum intake, a foal is at significant risk for illness, leading to potentially serious health complications. Understanding the importance of colostrum emphasizes the necessity of prompt and effective foal care right after birth to ensure its survival and thriving.