Egg prices have dropped sharply, but consumers won’t see relief at the checkout counter just yet. That’s partly because eggs have a typical four-week shelf life, meaning prices at grocery stores will not reflect the decrease until late March.

The wholesale price of eggs has dropped sharply but because eggs typically have a four-week shelf life, it might be the end of March before retail prices start to drop.

Egg prices have finally taken a turn in a direction shoppers have been hoping for—down. After months of record highs and supply disruptions, the cost of a dozen eggs has plummeted in just a matter of days.