What does a pastern marking encompass?

A pastern marking specifically refers to a type of white marking on a horse that covers the entire pastern joint, which is the area located just above the hoof and below the fetlock. This marking can be significant in identifying horses, especially in breeding and showing contexts.

The definition aligns with the anatomical location of the pastern, which is a critical aspect when assessing markings on equine. Understanding this terminology is important for individuals involved in equestrian activities, veterinary care, or breeding, as it helps in accurately describing horses and distinguishing them visually based on their markings.

The other options do not accurately describe the characteristics of a pastern marking: a white line from the knee to the hoof describes another type of marking, while markings related solely to the coronet or a small spot near the hock refer to entirely different anatomical areas.