I've never had any problem with hail injuries to cattle, and when the big hail storm hit Tom Green county back around 1994, I don't remember any livestock being injured or killed, but that doesn't mean it doesn't happen..
http://www.thecattlesite.com/news/45346/freak-hail-kills-500-cattle/
https://wmo.asu.edu/content/world-highest-mortality-hailstorm
https://www.express.co.uk/news/world/830065/Freak-summer-storm-masssive-hailstones-northern-spain-kills-sheep-destroys-property
Where: Russia (formerly the Soviet Union)
When: 1923
In Rostov, 23 people and even more cattle were killed by hailstones weighing up to 2 pounds each.
Where: India
When: 1939
A hailstorm over a 30-square-mile area in the southern part of the country killed cattle and sheep and damaged crops. Some of the hailstones were said to weigh 71/2 pounds.
It is thought by some biblical scholars, that the passage in Exodus 9 referred to all of Egypt's cattle and sheep being killed by hailstones in one of the plague/pestilences brought upon the Pharaoh's people .