Several Oklahoma counties have experienced snowfall already, heralding the start of hay feeding season that will expand to other counties in the coming weeks, and the need for producers to employ some value-adding mathematics.
Grass tetany, caused by magnesium deficiency, typically is not a major problem in Oklahoma. However, occasional cases are reported, typically in beef cows during early lactation, with the issue being more prevalent in older cows.
Snowy weather has swept southward through the Great Plains, reminding cow-calf producers that winter hay feeding has come to Oklahoma, or soon will be.