CalPERS rolling out new computer system late and at higher cost California Public Employees' Retirement System officials hope the complex $507-million project for tracking data of 1.6 million members will work as planned, though they expect start-up problems. Reporting from Sacramento At nearly twice the estimated cost and a year late, a new computer system for the state's giant public pension fund is scheduled to go live Monday, tracking the contributions, healthcare coverage and retirement benefits for 1.6 million members.