When a steer is slaughtered, the beef is not the whole value. The hide, the edible and inedible offal, the tallow, and a long tail of by-products all sell into their own markets, and their combined value per hundredweight of live animal is called the drop value, or drop credit. USDA publishes it daily for steers as the by-product drop value report (AMS report 2829), with a companion series for cows. It is one of the least-read public numbers in the beef complex and one of the more informative.
What is in the drop
The largest single component historically is the hide, sold into the leather chain, and hide demand rises and falls with global leather and automotive upholstery cycles that have nothing to do with food. Edible offal, livers, hearts, tongues, tripe, and the rest, clears heavily through export markets, because offal demand is concentrated in cuisines outside the US mainstream; tongue to Japan and tripe to Mexico are classic flows. Tallow and other rendered fats sell into food, oleochemical, and in recent years renewable diesel feedstock markets, which has connected a piece of cattle economics to energy policy. The remainder spans blood products, bone, and pharmaceutical raw materials.
The point of the list is that each component has its own demand cycle, mostly foreign and industrial. The drop value is where the beef industry's exposure to leather cycles, offal export access, and fuel policy is priced.
Why a beef buyer should care
The drop credit sits inside every packer's economics: the revenue on an animal is the meat plus the drop, so a higher drop value effectively subsidizes the price of beef, and a falling drop value quietly removes revenue that the meat side has to make up. The public arithmetic of cutout versus live cattle prices only balances when the drop is counted, which is why the drop series belongs next to the cutout on any dashboard trying to understand packer incentives and kill schedules. When margins compress, the drop is one of the moving parts, and it moves on drivers, hide demand, export access for offal, tallow markets, that a buyer watching only the cutout will never see coming.
There is also a trade policy angle. Because offal clears overseas, an export disruption with a major offal destination cuts the drop value directly. The same logic that makes leg quarters a trade weather gauge in chicken makes the drop a trade weather gauge in beef.
Reading the number
The drop value is quoted in dollars per hundredweight on a live basis, so it reads on the same scale as fed cattle prices, and USDA prints it daily. The useful reads are its level against its own recent history and its direction against the cutout. A firming cutout with a falling drop is a packer revenue picture treading water, not improving. On this site the steer drop value is tracked from the daily USDA print, and its weekly change appears in the market tape when it moves materially.