For threshold or interval workouts of 60-80 minutes, starting too hard or too easy leads to lower total accumulated work compared to a calibrated effort.

“some athletes Elite athletes they um they are ending up going out too hard and they end up dropping the power towards the end some atast they go out a little bit too too light and they have to go really hard towards the end to bring it up there but both scenarios if you were able to keep it at a very calibrated or accurate level there you would see that the total amount of kilo ju you were able to accumulate on those 80 minutes or 60 or 80 minutes or whatever the length there would be would be higher than if you ended up going Progressive or worst case you end up ending up going regressive because you go too hard in the beginning and for to come down towards the end there”