USDA Commits $105 Million to 40 Breakthrough Projects Combating New World Screwworm Threat

The U.S. Department of Agriculture is putting serious money behind its promise to stop New World screwworm before it spreads beyond Texas. On June 16, Secretary Brooke Rollins announced $105 million in funding for 40 breakthrough projects selected through the agency's NWS Grand Challenge, a competitive initiative launched in January to fast-track innovations in detection, control, and eradication.

The investment arrives at a critical moment. Since the first confirmed detection in Zavala County on June 3, screwworm cases have climbed to 12 confirmed infections across multiple Texas counties, triggering quarantine zones, emergency declarations, and the activation of the State Emergency Operations Center. The parasite, which feeds on living tissue in livestock, wildlife, pets, and occasionally humans, represents the first U.S. outbreak in over six decades.

From 226 Applications to 40 Winners

USDA reviewed 226 proposals requesting a combined $664 million, making the selection process highly competitive. Projects were evaluated on scientific rigor, innovation potential, and their capacity to deliver measurable impact on screwworm prevention and response.

"We launched the Grand Challenge expecting bold, innovative, and science-backed ideas to fight New World screwworm, and the proposals delivered just that," Rollins said in the announcement. "These projects represent the creativity, scientific rigor, and determination we need to reinforce our existing efforts, empower our producers, and safeguard American agriculture."

The funded initiatives cluster around four strategic priorities:

Enhancing sterile fly production to boost program efficiency and capacity. The sterile insect technique, which involves releasing irradiated male flies that mate with wild females to collapse reproduction, remains the cornerstone of screwworm eradication.

Developing novel traps and lures to modernize detection and early warning systems. Current surveillance methods rely heavily on visual inspection and sentinel animals; improved trapping technology could provide faster, more geographically precise alerts.

Advancing therapeutics and treatments to reduce animal health impacts and strengthen response capability. While prevention remains the goal, better treatment options for infected animals would reduce suffering and economic losses when cases occur.

Creating preparedness and response tools, including repellents, ecological modeling, wildlife surveillance systems, and other innovative approaches that don't fit neatly into existing categories.

Texas A&M's Electron Beam Research

Among the projects already underway is a Texas A&M AgriLife Research initiative assessing electron beam technology as a non-radioactive alternative to cobalt-60 gamma irradiation for sterilizing screwworm pupae. The research, funded separately from the 40 Grand Challenge awards, could address one of the most significant operational vulnerabilities in current eradication programs.

Traditional sterile insect programs depend on cobalt-60, a radioactive isotope with complex handling requirements, security protocols, and supply chain constraints. Electron beam technology offers a potentially safer, more flexible alternative that could be deployed closer to release sites, reducing transportation costs and logistical complications.

The University of Florida is conducting parallel research evaluating two U.S.-made X-ray irradiators for sterilizing pupae, using secondary screwworm as a surrogate species. Together, these projects could transform how sterile flies are produced and distributed across the southern United States.

Why This Matters for Texas

The screwworm outbreak has already disrupted livestock movement across the state. All southern ports of entry remain closed to livestock trade, and Florida has imposed restrictions on imports from six Texas counties. The Texas Animal Health Commission has established an infested zone covering multiple counties where enhanced surveillance and movement controls apply.

Beyond the immediate agricultural impact, the outbreak threatens Texas's $15 billion cattle industry and its significant wildlife populations. White-tailed deer, nilgai, and other species are susceptible to infestation, creating potential reservoirs that could sustain the parasite even if livestock cases are controlled.

The Grand Challenge funding complements existing USDA efforts, including the expansion of sterile fly release zones, the construction of a $750 million sterile fly facility at Moore Air Base in Edinburg, and cross-border collaboration with Mexican authorities. The FAO and IAEA recently announced a complementary $1 million project using nuclear technology to support regional eradication efforts.

Looking Forward

USDA will work closely with Grand Challenge awardees to develop detailed work and financial plans, ensuring projects meet their stated objectives while protecting taxpayer resources. The agency has not released a complete list of funded projects, but the diversity of applications reviewed suggests the 40 winners represent a broad spectrum of approaches, from molecular biology to engineering to ecological modeling.

For Texas ranchers and wildlife managers, the investment signals federal commitment to a long-term solution rather than a quick fix. Screwworm eradication in the 1960s took years and required sustained international cooperation. The current outbreak, occurring in an era of more sophisticated scientific tools but also more complex agricultural and trade systems, will likely demand similar persistence.

The message from Washington is clear: the resources are coming. For Texas producers, the immediate task remains vigilance—reporting suspicious wounds, complying with movement restrictions, and working with state and federal officials to contain the parasite while these 40 projects work toward longer-term solutions.