Worlds largest cows?

Brief：
I remember seeing cows that must of been 9 ft tall at a zoo once. Anyone know the breed of these types of cows? I am trying to tell people at work abo.. 

I remember seeing cows that must of been 9 ft tall at a zoo once. Anyone know the breed of these types of cows? I am trying to tell people at work about them, but no one believes me.

http://www.mycattle.com/features/dsp_hum. water buffalo get that big. Yes i already seen this & i have also a cow of this size. Ahh, perhaps you saw the National Geographic episode on the Giant Himalayan Mountain Cows. The adult males can get pretty big -- and even some of the mature females. They tend to be larger and furrier than say, Nepalese Mega Mountain Cows, or even Costa Rican Crested Rainforest Cows.

I am shocked that no one at your office watches these shows on TV. tell them to turn off American Idol and tune into giant cows! if you were a child they seemed that big, the american bison is large but not that large, an ox is much larger than a cow and looks like a cow so that may have been what you saw. but they arent 9 ft tall. Cows - Vermont Dairy

Holsteins are the largest dairy cows in size, weighing about 1500 pounds. . or 39 pounds of milk per day, the largest ratio of pounds of milk per pounds search on texas long horns

not sure even cape horn buffalo get this big