How do you assess a horse's natural cow sense early in cutting training?

Assessing natural cow sense in a young cutting horse requires a specific evaluation setup that gives the horse the opportunity to express instinctive responses to cattle without the interference of training demands or rider direction, because the clearest indication of natural instinct appears when the horse is free to respond to cattle spontaneously rather than being directed toward them. The most reliable assessment method is putting the horse in a small pen or round pen with a single slow cow and observing its response without directing the horse toward the cattle — a horse with genuine cow sense will show immediate, focused attention on the cow, lock its ears on the cow's movement, begin mirroring the cow's direction changes spontaneously, and demonstrate an intensity of focus on the cattle that is qualitatively different from general environmental interest. The specific behaviors that indicate natural cow sense include the horse dropping its head and neck into a working posture when focusing on the cow, proactive movement that begins before the cow has fully committed to a direction rather than reactive following after the movement has occurred, and a willingness to approach and stay close to the cow rather than maintaining a comfortable distance. Horses without natural cow sense will show indifference to the cow's movement, look away from the cattle to scan the environment, maintain excessive distance from the cattle, or show anxiety about the cattle's proximity rather than interest in their movement. The assessment should be done at liberty or with minimal rein contact so the horse's response reflects its own instinct rather than the rider's direction, and the assessment is most informative when done with a trainer experienced enough to distinguish genuine instinct from trained compliance or from the general excitement of a new environment.