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Resumption of US-Mexico livestock trade

Updated 4 times since CLSTR started tracking revisions of this situation.

What changed

2026-09-26 22:15 UTC → 2026-09-28 19:35 UTC · added removed

Livestock exports from Chihuahua, Mexico, to the United States resumed on September 24, 2026, through the San Jerónimo-Santa Teresa border crossing. This reopening follows a suspension of more than 16 months caused by a sanitary contingency involving the New World screwworm. Initial operations began with approximately 750 head of cattle. To meet USDA requirements, the San Jerónimo quarantine station has undergone infrastructure upgrades, including the implementation of canine inspection teams, radio frequency readers for traceability, readers, and enhanced pre-inspection protocols. Authorities, including representatives from Senasica and the Chihuahua Regional Livestock Union, have established a plan Authorities aim to gradually increase capacity to a target of 1,500 animals per day by the fourth week. Under new safety protocols, daily cattle imports through Santa Teresa will be limited to between 750 and 1,600 animals, a reduction from historical daily peaks of approximately 3,000. The resumption is supported by enhanced port inspections and the ongoing release of sterile flies to suppress wild pest populations. day. Despite the reopening, resumption, epidemiological data for week 38 indicates highlights ongoing sanitary challenges. Chihuahua has reported 88 active cases of Cattle Screwworm (GBG), bringing the state’s total to 361 since records began. Nationally, Mexico has recorded 2,035 active cases. Within Chihuahua, Matamoros has recorded the highest cumulative number of cases at 32, while Chínipas, Allende, and Balleza also report significant activity. While Chihuahua’s livestock sector aims to eventually The screwworm threat is also complicating export approximately 100,000 animals efforts in Tamaulipas. Secretary of Rural Development, Fisheries, and Aquaculture Antonio Varela Flores noted that the USDA has added the parasite to its sanitary inspection requirements, alongside tuberculosis, brucellosis, and ticks. Consequently, the U.S. market, industry experts suggest normalization of the reopening export cycle in Tamaulipas may not immediately alleviate record-high beef prices due occur until 2027, as states like Sonora and Chihuahua are expected to lead the time required for imported cattle to reach slaughter weight and domestic stocks reaching market reopening. In response, the Universidad Autónoma de Tamaulipas has launched a 75-year low. containment plan involving specialized traps and drone-based chemical control.

Versions

  1. 2026-09-28 19:35 UTC Resumption of US-Mexico livestock trade
  2. 2026-09-26 22:15 UTC Resumption of US-Mexico livestock trade
  3. 2026-09-25 06:33 UTC Resumption of US-Mexico livestock trade
  4. 2026-09-25 01:01 UTC Resumption of US-Mexico livestock trade
  5. 2026-09-24 22:49 UTC Resumption of US-Mexico livestock trade

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