In a previous video, Philip Marris presents the iconic Fever Chart of Critical Chain Project Management.

How to use this indicator when you have a project portfolio?

Fever Charts are built in such a way that they can be overlayed on each other. This makes it possible to build a Portfolio Fever Chart from the concatenation of all the Fever Charts of each project in the portfolio.

In this video, Philip Marris explains how to build and use this Portfolio Fever Chart.