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Livestock plants and COVID-19 transmission
Charles A Taylor1, Christopher Boulos2, Douglas Almond3,4
1School of International and Public Affairs, Columbia University, New York, NY 10027.
Summary
Large livestock processing plants significantly increased COVID-19 transmission in local communities, contributing to hundreds of thousands of cases and thousands of deaths. Plant closures reduced cases, suggesting a need for increased oversight and smaller-scale meat production.
Area of Science:
- Epidemiology
- Public Health
- Supply Chain Management
Background:
- Balancing essential supply chains and virus containment during the COVID-19 pandemic is critical.
- Livestock processing plants operate within communities, posing potential public health risks.
Purpose of the Study:
- To investigate the relationship between livestock processing plants and COVID-19 transmission.
- To quantify the excess cases and deaths linked to these facilities.
- To evaluate the impact of plant operations and closures on community spread.
Main Methods:
- Ecological study analyzing COVID-19 cases and deaths in relation to livestock processing plant proximity.
- Statistical analysis to estimate excess cases and deaths.
- Examination of policy interventions like plant closures and production-line speed changes.
Main Results:
- A strong positive association exists between livestock processing plants and local COVID-19 transmission.
- These plants are estimated to be linked to 236,000–310,000 excess cases and 4,300–5,200 excess deaths.
- Plant closures were associated with reduced county-wide cases, while increased production-line speeds correlated with more cases.
Conclusions:
- Livestock processing plants can act as vectors for community COVID-19 spread.
- Increased meatpacking oversight and a shift to smaller, decentralized production may be necessary.
- Policy must address both public health and the integrity of essential supply chains.
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