Workouts / Basics
Basics
Threshold Builder
2x20 minutes at Threshold. The gold standard for FTP improvement.
Duration1:35:00
TSS92
IF0.76
Blocks6
Time1:35:00
TSS92
IF0.76
Profile
Targets in % FTP
100%50%0%
0:0047:301:35:00
Z1 53% · 50 minZ3 5% · 5 minZ4 42% · 40 min
Intervals
6 blocksZ1
Warm-up
15:0050%Z3
IntervalOpener
5:0080%Z1
Recovery
5:0050%Repeat 2×
Z4
IntervalThreshold Power
20:00100%Z1
RecoveryRecover
10:0050%Z1
Cool-down
10:0045%What it trains
Threshold work improves sustainable power near FTP and helps riders hold pace longer in time trials, breakaways, and long climbs.