Loose vs cartoned: how wholesale eggs trade

Shell eggs trade at wholesale in two forms, loose and cartoned, and the difference is packaging and everything that rides with it. Loose eggs move in bulk, stacked on flats inside 30-dozen cases, ungraded into consumer packaging. Cartoned eggs have been graded, packed into the cartons you see on the shelf, labeled and made ready for retail. Same egg, two different points in its journey, and two different prices.

Who buys which

The two forms serve different buyers. Loose eggs go to businesses that will either break them or repack them: egg-product plants that turn them into liquid, frozen or dried egg, foodservice operations that crack them by the case, and packers who will carton them under a store brand. Cartoned eggs go to the grocery channel that wants a shelf-ready dozen. A retailer either buys loose and cartons under its own label, or buys eggs already cartoned. The further toward the carton an egg gets, the more cost has been added on top of the egg itself.

Why the public benchmark is loose

The USDA benchmark this site leads with is the loose price, shown above. Loose is the cleaner public signal, because it is the value of the egg before packaging, grading and the retailer's margin cloud the number. A carton price bundles the egg together with the cost of the cardboard, the grading and the store's handling, and those costs move on their own schedule. Strip them away and the loose price is what an egg is worth at wholesale. Private commercial assessments can be quoted on a cartoned or delivered basis instead, so a private number and this public loose one can carry different dollar values while tracking the same market. That is why a move in the loose benchmark is the move to watch, and why the carton price on the shelf is a lagging, marked-up version of it.

When shell demand pulls eggs from the breakers

The loose market has a second buyer that shapes it: the breaking plants. In a normal week a steady share of loose eggs goes to breakers to become liquid, frozen or dried egg, and the rest gets cartoned for retail. When shell demand runs hot, cartoning for the grocery shelf pays more than breaking, so eggs get pulled toward cartons and breaking stock tightens. That tug between the shell market and the breaking market is part of why the loose price moves the way it does, and it is another reason the loose number is the one to watch.

The gap between them

Cartoned eggs trade above loose by roughly the cost of turning bulk eggs into a retail pack, and that spread is fairly steady in a calm market. It can stretch when packaging or labor costs move, or when demand for shelf-ready cartons runs ahead of loose supply. But the driver underneath is almost always the loose price. Read cartoned as loose plus a packaging wedge, not as a separate market.

The Scramble quotes the USDA loose benchmark as published, in cents per dozen. For how that price is collected, see the methodology.