A factory farm would never use one of these

[holly_evolving]

But a smaller dairy totally would. 3.5 % production boost? And look how dang HAPPY that cow is! Look! Now!

http://www.dailymail.co.uk/news/article-1296609/The-cow-wash-How-automatic-brushing-machine-improve-milk-production.html?ito=feeds-newsxml