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View Full Version : Rolled Throughput Yield - Is anyone using this metric, and if so, how


RosieA
31st January 2006, 02:59 PM
Is anyone using this metric, and if so, how do you track it in your organization?

I'm starting to track this, but it's a very manual method and I'd love to find a more automated way to capture the data.

Definition here: http://www.isixsigma.com/dictionary/Rolled_Throughput_Yield_-_RTY-168.htm

Al Rosen
31st January 2006, 03:25 PM
How do you record the data now? It seems simple enough to setup in excel. What am I missing?

RosieA
31st January 2006, 03:31 PM
We're adding a tracking sheet to routers and then picking off the data we want and loading it into Excel.

Without a major router redesign, I don't know how else to capture the data we need.

Just wondering if anyone else has come up with a better, less manual method.

Al Rosen
31st January 2006, 03:48 PM
We're adding a tracking sheet to routers and then picking off the data we want and loading it into Excel.

Without a major router redesign, I don't know how else to capture the data we need.

Just wondering if anyone else has come up with a better, less manual method.I don't know what you have available as far as technology, but if you could have the operators or inspectors enter the data at a computer directly, you can eliminate the extra paper.

RosieA
31st January 2006, 03:53 PM
Ya, that would make sense. However this is a metal working plant and we do not have computers in-process. (We did once have a PC in the Heat Treat office so they could enter SPC data right into the system, but it disappeared during third shift on the first day it was installed) :rolleyes:

So I guess I'm doomed to paper tracking, but I'd still like to hear how others are doing this...maybe something someone else is doing will trigger a good idea here.

Marc
31st January 2006, 04:34 PM
Rolled Throughput Yield (http://elsmar.com/wiki/index.php/Rolled_Throughput_Yield) - wiki entry here.
Also: RTY (Rolled Throughput Yield) Calculation (http://elsmar.com/Forums/showthread.php?t=6516)
DPMO (Defects Per Million Opportunities) vs. RTY (Rolled-Throughput-Yield) (http://elsmar.com/Forums/showthread.php?t=11043)

RosieA
31st January 2006, 05:05 PM
Thanks Marc. I think I'm WAY out of my depth! :mg: