But that's not the whole story. Prices are not primarily set by wholesale costs for many goods.
I think cereal has only gone up 30%, although there have been other events that influenced Kellogs pricing (notice how the Poptarts boxes have changed slightly) and then there has been the opportunity to steal away some extra profit - https://www.wxyz.com/news/now-cereal-prices-are-on-the-rise-... (search for "Mills").
https://www.ams.usda.gov/mnreports/dywabutter_cme.pdf
https://www.globaldairytrade.info/en/product-results/butter/
But that's not the whole story. Prices are not primarily set by wholesale costs for many goods.
I think cereal has only gone up 30%, although there have been other events that influenced Kellogs pricing (notice how the Poptarts boxes have changed slightly) and then there has been the opportunity to steal away some extra profit - https://www.wxyz.com/news/now-cereal-prices-are-on-the-rise-... (search for "Mills").