CULVER, Ore. — Nearly everywhere you look in Maureen Mack Kullman’s cow pens you can see red. Red cows, red calves — all are part of a unique breed called Tarentaise that she has raised for 36 years.

OSAGE — Phil Anderson is one of only four Tarentaise cattle breeders in Iowa. Anderson’s first encounter with Tarentaise, a French breed of cattle, was by chance. “While growing up, my favorite part ...