WebFirst Pass Yield Percentage of units that meet specifications without any rework or repair. This is a commonly used measurement, but has dubious value for two reasons: A) rework and repair is often "hidden" - takes place up the line but is not recorded, and B) multiple defects occurring on a single unit are not captured. Defects Per Unit WebCp and Cpk are called Process Capability. Pp and Ppk are called Process Performance. In both cases, we want to try to verify if the process can meet Customer CTQs (requirements). Cp and Cpk are used for Process …
Basic Six Sigma Metrics - Lean Six Sigma Training Guide Copy
WebDec 21, 2024 · Rework doesn't count in this case as it will eventually yield as an acceptable, shippable unit. B) Six Sigma and 'lean' thinking add rework as yield loss because the reworked units had a defect and to the 'new' way of quality thinking all defects should be eliminated as they are waste. WebNov 7, 2024 · First time yield, also known as first pass yield, is the percentage of the time that a product or service passes through a process step without any defects on the first attempt. The formula is straightforward, being the number of products that pass … Rolled Throughput Yield = Yield 1 x Yield 2 x …. Yield N (N representing the yield of … bamberg insel camping
How Do You Calculate First Pass Yield in Manufacturing?
WebFirst pass yield (FPY): Also referred to as the quality rate, the percentage of units that completes a process and meets quality guidelines without being scrapped, rerun, retested, returned or diverted into an offline repair area. WebDec 5, 2024 · First Pass Yield (FPY) – This metric is defined as ratio of number of units output of a process to the number of units Input to the process. The output is before any inspections/rework and does not include defective parts that were repaired / rectified. i.e. it accounts for COPQ . Example: Case 1. bamberg jakobsweg