Lean production thesis

In the above formual: Available Minutes for Production / Required Units of Production = Takt Time should we not be considering the no of employees performing the task? I am in service industry and unlike manufacturing the no of employees (hrs available) impact the speed of the execution. Typically on any Takt calculator you would observe the following fields:
Working shifts / day
Hours / shift
Available time / shift
Break time / shift
Lunch time / shift
Planned downtime / shift
Net working time / shift
Net working time / shift
Net available time / day
Customer demand / day
Net available time / day
Customer demand / day

Lean production thesis

lean production thesis

Media:

lean production thesislean production thesislean production thesislean production thesis