Zwift workouts: Less than 30 minutes to burn » 3-2-1

8min from 65 to 80% of 5k pace

1x 3min @ 103% of 5k pace,
1min @ 70% of 5k pace

1x 2min @ 106% of 5k pace,
1min @ 70% of 5k pace

1x 1min @ 110% of 5k pace,
1min @ 70% of 5k pace

2min @ 70% of 5k pace

1x 3min @ 103% of 5k pace,
1min @ 70% of 5k pace

1x 2min @ 106% of 5k pace,
1min @ 70% of 5k pace

1x 1min @ 110% of 5k pace,
1min @ 70% of 5k pace

2min from 70 to 65% of 5k pace

Duration: 30m

Z1: -

Z2: 14m

Z3: 4m

Z4: -

Z5: 12m

Z6: -

47%

13%

40%

A speed workout featuring decreasing interval lengths, but increasing intensity for each starting off at 3min and finishing at 1min intervals.