IMS, American Dairy Association Indiana and Prairie Farms Dairy teamed up to bring branded Indy 500 milk pints to the Midwest ...

"These milk pints and cartons are another way our fans can ... milk dates back to 1936 when Louis Meyer asked for a glass of buttermilk after winning the race on a particularly warm day.

With these special-edition pints and cartons, fans can drink milk and celebrate the winning drivers and dairy farmers everywhere.” These days, buttermilk is no longer offered as an option.