In a dramatic transfer to guard America’s cattle trade, Agriculture Secretary Brooke Rollins has warned Mexico that the U.S. will halt imports of reside animals — together with cattle and bison — if Mexico doesn’t step up efforts to fight a harmful pest creeping northward.
In a letter despatched Saturday and obtained by Fox Information, Secretary Rollins put the Mexican authorities on discover to behave instantly to struggle the unfold of the New World screwworm or face critical financial penalties on the border.
The USDA has set a agency deadline of April 30 for Mexico to deal with the rising disaster, or U.S. ports of entry will slam the door on key animal commodities.
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“I have to inform you that if these points will not be resolved by Wednesday, April 30, USDA will limit the importation of animal commodities, which encompass reside cattle, bison, and equine originating from or transporting to Mexico to guard the curiosity of the agriculture trade in america,” Rollins wrote.
The New World screwworm, a flesh-eating fly whose larvae can decimate livestock populations, has been spreading quickly from Central America into southern Mexico. USDA officers have lengthy relied on a complicated sterile insect approach (SIT) program — utilizing specifically geared up plane to launch sterile flies — to maintain the lethal pest in examine. However that technique is now in jeopardy.
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Brooke Rollins attends a Senate Agriculture, Diet, and Forestry Committee listening to on her nomination for Secretary of Agriculture Jan. 23, in Washington, D.C. (AP Photograph/Jacquelyn Martin)
On the coronary heart of the battle is Dynamic Aviation, a U.S. government-contracted service tasked with aerial fly dispersals. Based on the letter, Mexican aviation authorities are limiting Dynamic’s operations to only six days per week below a short lived 60-day allow, a transfer the USDA says undermines the pressing, around-the-clock response wanted to cease the screwworm’s advance.
Much more troubling, Rollins stated Mexican customs officers are imposing hefty import duties on crucial provides like sterile flies, aviation components and dispersal tools — all absolutely funded by U.S. taxpayers to profit each nations. These delays are costly and threatening to cripple the marketing campaign simply when pace is most important.

An aerial view of cattle detained within the pens of the Chihuahua Regional Livestock Union on the Jeronimo-Santa Teresa border crossing in Ciudad Juarez, Mexico, Nov. 27, 2024. (Christian Torres/Anadolu by way of Getty Pictures)
Rollins is demanding instant motion from Mexico, together with long-term operational clearance for Dynamic Aviation, full obligation waivers on all emergency supplies and the appointment of a senior-level liaison to fast-track options.
On daily basis misplaced, Rollins warned, provides the screwworm an even bigger foothold and dangers devastating American ranchers and the broader agricultural financial system.
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In a bid to salvage cooperation, Rollins additionally proposed an emergency U.S.-Mexico summit with authorities leaders, technical consultants and operational companions to get again on monitor.
The message from Washington is evident: Mexico should transfer — and quick — or face robust new commerce restrictions designed to guard America’s meals provide and farming communities.