After her theological studies, she exerted her pastoral ministry in different spheres, from parish level to Vice-President of the FJKM for eight years. In her country and abroad she has collected very diverse and rewarding experience. Yvette participated in many national and international meetings and committees. She is a member of several women associations, among them the Caravan of Women for Peace in Madagascar and Tsena malalaka. In 2015, together with Brigitte Rabarijaona, she was awarded the International Prize Sylvia Michel .