But not to fear, there's a massive publicly financed rescue operation underway.
Via MSNBC - Military helps cattle stranded by snow
And if cattle do die insurance and government will compensate ranchers for their losses.
However, the bison are fine:
The 20,000 bison on ranches in southeastern Colorado, western Kansas and Oklahoma were unaffected by the storm, partly because bison use their head and hump “like a big snowplow to get down to where the forage is"...
Bison also provide a healthier meat than cattle.
Better eating, better for you, and easier to manage. So why are we still eating cows?