In recent years, under the influence of the improvement of social openness and the elimination of the public's stereotype of women, "children's inheritance" is no longer the main mode of inheritance, and the group of female business heirs has gradually risen. This paper takes female successors and their cross-generational entrepreneurial ability as the analysis object, conducts financial performance evaluation based on EVA, and accurately and truly measures the operating results and intrinsic value of enterprises. Facing the increasingly fierce market environment, the support of the parents will help the female heirs to better cope with it. Environmental changes and the status quo of the enterprise carry out cross-generation entrepreneurship, use talents to stimulate the innovation vitality of the family business, and maintain the longevity of the family business.