This offering operates as a 'fund of funds,' aiming to fulfill its investment objectives by primarily deploying capital into a selection of Calvert's own income and equity portfolios. These underlying investments are rigorously chosen to align with specific investment criteria, notably encompassing the firm's responsible investing principles. Generally, 50% to 80% of its net assets are directed towards funds predominantly focused on equity securities, with 20% to 50% allocated to funds emphasizing income-generating securities.