Changes

The horn of the hoof generally grows at a rate of 5 mm per month, and cattle allowed to move freely, growth should equal wear.  In intensively kept cattle, growth exceeds wear, and foot trimming is required to maintain optimal shape and angle.  The optimal angle of the toe from the ground is 50 degrees.

The horn of the hoof generally grows at a rate of 5 mm per month, and cattle allowed to move freely, growth should equal wear.  In intensively kept cattle, growth exceeds wear, and foot trimming is required to maintain optimal shape and angle.  The optimal angle of the toe from the ground is 50 degrees.

Dewclaws are present in most ruminants but do not make contact with the ground.  They consist of wall and bulb and have no practical importance.

'''Dewclaws''' are present in most ruminants but do not make contact with the ground.  They consist of wall and bulb and have no practical importance.

===Porcine Hoof===

===Porcine Hoof===