by Robi Simonic29 March 20191 ENGLISH ARTICLES1b] ConditioningInterval Training Calculator (ITC)Interval Training Calculator (ITC): What is it and how to use it? How to differentiate between the same intervals but on different surfaces We coaches test our athletes and on those values we’re planning their training scheme for a micro, macro, or whatever cycle. We have one plan and we’re happy with it. We’re hoping that is enough! My opinion from the real world is that is not near enough.