In the end, it was Hoover who came away with the victory in what was an udderly surreal scene on the warning track at Chase Field.
Pokie the Cow made her way from the loading dock, through the visitor's bullpen and out onto the field. Each pitcher was given a minute to get as much milk as he could.
The gents look ready to get their milk on. #MilkDrive pic.twitter.com/phsTOlMWJ9
Bradley went first.
"I dressed for the part, not exactly experienced in the part," Bradley said. "That's only my second cow to milk, the first was in third grade, I believe.