Workouts / Interval
Interval
Threshold 2x15min
2 intervals of 15 minutes at 96-100% FTP. Preparing for build phase. Aerobic power.
Duration1:05:00
TSS63
IF0.76
Blocks4
Time1:05:00
TSS63
IF0.76
Profile
Targets in % FTP
100%50%0%
0:0032:301:05:00
Z1 54% · 35 minZ4 46% · 30 min
Intervals
4 blocksZ1
Warm-upProgressive warm-up
15:0050%Repeat 2×
Z4
IntervalThreshold: 96-100% FTP. Lifting the floor of fitness
15:0098%Z1
RecoveryEasy spin recovery
5:0050%Z1
Cool-downCool down
10:0050%What it trains
Threshold work improves sustainable power near FTP and helps riders hold pace longer in time trials, breakaways, and long climbs.