<p>Formulas used to calculate the different sizes of horizontal, vertical, and circular openings for each animal, using their respective measurements of height at withers (HW), width of chest (CW), and height of body when animal is lying down (BH).</p>

Formulas used to calculate the different sizes of horizontal, vertical, and circular openings for each animal, using their respective measurements of height at withers (HW), width of chest (CW), and height of body when animal is lying down (BH).