The data must be collected by personnel well versed in their job and be responsible for it, make sure that the datum is accurate and updated. The data collected must be discussed and agreed on by the team members and led by the project champions as stated in the project charter.
Define dates and groups responsible as required to be sure that all information required will be on time and with the expected reliability.
1-Defining the Lean Metrics (varies with the nature of each industry)
1.1- Monthly inventory turnover
1.2- Days of inventory on hand based on production rate
1.3- Total value stream WIP (WIP= work in Process)
1.4- Total cycle time
1.5- Total lead time
1.7- On time delivery
1.8- First time through capability
1.9- OSHA records (OSHA= Occupational Safety and Health Administration in USA)
1.10- Takt time
1.11- Pitch time
1.12- Overall equipment effectiveness or OEE