Labarthe opened her collegiate career by contesting the Sacred Heart Doubles Invitational alongside sophomore teammate Sarah Viebrock. The result was a resounding 5-0 record and a No. 2 Flight championship. After defeating foes from Bryant and host Sacred Heart in round robin play, Labarthe and her partner moved onto the semifinal round where they stifled Providence’s Ayushi Sinha and Melissa Ferry, 8-2. The title match pit the two Bobcats up against another duo from Sacred Heart - Kate Donnelly and Delaney Downing. In the end, and Quinnipiac’s underclass men prevailed, 8-6, to take the title.