In an ideal project monitoring setup, your project would record the planned progress and the actual progress in every control period. Planned progress is presented by the Schedule % Complete field. Actual progress is presented by Performance % Complete, which is the subject of this article.
Performance % Complete is depended on many settings and intermediate values, including Activity % Complete, which itself depends on either Duration % Complete, Units % Complete, or Physical % Complete. One can use each of those intermediate values directly to receive actual progress, but a best practice is to set up Performance % Complete appropriately and use it instead of those intermediate fields.
The Relation Between Earned Value and Performance % Complete
You should have a minimum knowledge of the EVM (Earned Value Management) in order to fully understand the way Performance % Complete is calculated in Primavera P6. If you are not familiar with the concept, please have a read through our Earned Value in P6 Briefly and Performance Percent Complete article.
Earned Value, or EV for short, presents