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LH · Lean Hogs ·Bridge of Death · Your Fate
Napkin Math
Let’s run the numbers.
The arithmetic
Rough estimate
| Tar Heel daily throughput | 30,000 hogs |
| Shifts per day | 2 shifts, ~16 hours active |
| Active line time per day | 16 × 3,600 = 57,600 seconds |
| Hogs per second | 30,000 ÷ 57,600 = 0.52 |
| Time per hog | 57,600 ÷ 30,000 |
| Seconds per hog | ~1.9 |
Why this matters
The scene is a stopwatch. The market is single-plant risk.
Tar Heel is the top-of-stack in a US pork industry defined by plant-level concentration. The top 10 US pork plants together kill roughly 70% of US hogs. The flagship facilities — Smithfield Tar Heel NC, Smithfield Sioux Falls SD, Tyson Waterloo IA, JBS Beardstown IL — each run between 18,000 and 32,000 head a day, with Tar Heel at the top of the stack. When any of them goes down, 1 to 3 percent of national daily slaughter goes with it.
The record is unambiguous. April 2020, three plants closed within a single week during the first COVID wave: Smithfield Sioux Falls, Tyson Waterloo, JBS Marshalltown. Fifteen percent of national daily slaughter went offline for weeks. Pork cutout hit record highs while Lean Hog futures collapsed, the largest packer-margin blowout in the market’s history.
Tar Heel has not had a comparable multi-week outage, but it has had single-day shutdowns from ammonia leaks, labor walkouts, and Hurricane Florence in 2018. Each one is a one-percent-of-national-slaughter event in a day. The futures market prices these within hours when they are visible.
USDA-AMS, National Daily Pork Slaughter Report, 2020 to 2024
For a Lean Hogs trader, the practical implication is that plant-level news is market news. The USDA-AMS daily pork slaughter report (NW_LS409) tracks federally-inspected hog slaughter and is the single best real-time capacity signal. Any unexpected daily drop of 5% or more is a plant-level event worth tracking down. Smithfield is owned by China’s WH Group since the 2013 $4.7 billion acquisition, which also makes Tar Heel a cross-border political surface during US-China trade cycles.
The question is a thought experiment. The 1.9 seconds is a trader’s refresh rate on how fast the industrial machine runs.