I am a big fan of using normalized power to measure what’s really going with the athlete’s power data when they are going hard during a race or group ride.
https://fascatcoaching.com/tips/how-to-measure-ftp-improvement-with-normalized-power/
Sometimes when they go really hard, as hard as they can or harder than they have in a long time that’s a great piece of data possibly indicating that their FTP has increased.
https://fascatcoaching.com/tips/how-to-measure-ftp-improvement-with-normalized-power/
Listen, use your data to double check and let us know if you have any questions