The Golden Gophers prevailed 5-4 in penalty kicks following a scoreless 110 minutes of play Sunday afternoon.
Barratt scooped the puck up on the blade of his stick and shoveled it past Arizona State's goalie in the Nittany Lions' 4-3 overtime loss on Saturday.
Arizona State's first victory over Penn State in program history snapped the Nittany Lions' six-game winning streak.
Jonni Parker and Bryanna Weiskircher led the Nittany Lions past the Hawkeyes in straight sets Saturday night in Iowa City.
Penn State men's basketball forward Mike Watkins will not be available for the start of the Nittany Lions season as he deals with off-court issues, according to a report from Lions247.
Four Nebraska players finished with double-doubles in the Cornhuskers' come-from-behind win over Penn State Friday night in Lincoln.