And what if some of the components of X expire? That means you have to pay to keep them on hand.
And the distribution of how often you do X is absolutely not predictable. Sometimes it's months between them. Sometimes it's 10 in a day.
If you had to be prepared to serve 20 hamburgers, any given afternoon, with no warning, how much ground beef would you waste, over a year?
Counting how much ground beef you did use does actually provide some information. I'm not discounting that. But it absolutely does not tell the whole story.
That means you need to be prepared to do X.
And what if some of the components of X expire? That means you have to pay to keep them on hand.
And the distribution of how often you do X is absolutely not predictable. Sometimes it's months between them. Sometimes it's 10 in a day.
If you had to be prepared to serve 20 hamburgers, any given afternoon, with no warning, how much ground beef would you waste, over a year?
Counting how much ground beef you did use does actually provide some information. I'm not discounting that. But it absolutely does not tell the whole story.