Original: Modern cattle have become much smaller than their wild forebears: aurochs were about tall, while a large domesticated cow is about and most domestic cattle are much smaller than this.
Simplified: Modern cattle have become much smaller than their wild forebears: the height of a large domesticated cow is about 1.5 meters (5 feet, 15 hands) Height of Holstein cows, whereas aurochs were about 1.75 meters (5.75 feet, 17 hands).