The Calvert Income Fund Class R6 (CINRX) is a mutual fund that focuses on generating income for investors through a diversified portfolio of fixed-income securities. This fund is managed by Calvert Research and Management and primarily invests in investment-grade bonds, including government, corporate, and mortgage-backed securities. With a low expense ratio and a focus on socially responsible investing, the Calvert Income Fund Class R6 is a suitable option for investors seeking a balance of income and sustainability in their portfolio.