"Darlene and the Ice Storm: A Winter's Tale" by Robert D. Culp

When Darlene, Rooster's pregnant heifer, wanders off during an ice storm, Rooster and his best friend, Cotton, must find her before she gives birth. Unfortunately, they are too late and they have to figure out how to get the newborn to safety. Rooster comes up with a cunning plan, but when Darlene decides she doesn't like it, Rooster's plan falls apart and all hilarity breaks loose.