The Calvert Growth Allocation Fund - Class R6 (CGARX) is a mutual fund that focuses on long-term growth by investing in a diversified portfolio of stocks, bonds, and other securities. It is managed by Calvert Research and Management, a socially responsible investment firm. The fund aims to achieve capital appreciation while also considering environmental, social, and governance factors in its investment decisions. As a Class R6 fund, it is designed for institutional investors and has a lower expense ratio compared to other share classes.