They use a cow-culator! Ba-dum-tsss!
wait for it ... wait for it ...) brucilage !!!!!!!!
You slow down and use lube ( )
To get to the *web*site !! *ba-dum-tsss*
A BoVine
triggernometry
You use a cow-culator. Or you round them up. Or any other method the commenters want.
With a cow-culator! (Rimshot)