Fences are useful, but if a cow truly wants through a fence, they can and will just push through it and snap it. Electric fences and barbed wire can make them a

Fences are useful, but if a cow truly wants through a fence, they can and will just push through it and snap it. Electric fences and barbed wire can make them a better deterrent, but even then if the grass on the other side looks tasty enough they will push all of their potentially 2,000+ pounds against that fence until it tips over or snaps.