Workouts» 10-12wk FTP Builder» Week 4 » Day 112min from 45 to 65% FTP6x 6min @ 72% FTP, 1min @ 52% FTP10min from 65 to 45% FTPView watts Enter FTP 12min from <span data-value="44.999996" data-unit="relpow">45</span> to <span data-value="64.999998" data-unit="relpow">65</span>% FTP6x 6min @ <span data-value="72.000003" data-unit="relpow">72</span>% FTP,<br /> 1min @ <span data-value="51.999998" data-unit="relpow">52</span>% FTP10min from <span data-value="64.999998" data-unit="relpow">65</span> to <span data-value="44.999996" data-unit="relpow">45</span>% FTPWorkout overviewDuration: 1h 4mStress points: 47Zone distributionZ1: 23mZ2: 42mZ3: -Z4: -Z5: -Z6: - 35% 65% 0% 0% 0% 0%Foundation ✓ Available in Zwift More workouts like this Back to top