• The Earned Value stoplight chart uses criteria set up in the column to present CPI at-a-glance evaluation

• The the CPI numbers are calculated with in the earned value stoplight schedule and are based on information entered into the schedule.

• The legend of the earned value stoplight chart gives the key to the CPI values, a ratio, so the chart evaluator can see at-a-glance whether the value of work is in line with the amount of money spent.

  • Yellow stoplight depicts a CPI 1 to 1.3

  • Green stoplight depicts a CPI above 1.3

  • Red stoplight depicts a CPI below 1