I know this probably seems like a really weird and unusual item to people who think that milk comes from cartons, but it’s an incredibly common implement in the cattle industry, especially dairy cattle.
Oh come on, give the SDMB readership, in general, some credit for having more brains than that! The followers of this message board will surely be devising many other creative uses for these implements. 
Does it come with the shoulder-length plastic glove the breeder wears while scooping the shit out of Elsie’s rectum first?
Well, you’ll need the apron too.
That’s not quite right. From what I can see, it’s actually a “pill gun” for cows. It’s not nearly long enough to reach for insemination!