Description
The Allflex USDA 840 Ultra EID RFID Ear Tag is an official ISO-compliant electronic identification tag designed for cattle traceability, herd management, and USDA compliance. Built for dairy, beef, and cow-calf operations, this tag delivers reliable RFID performance for animal tracking, movement records, and herd data systems.
- Free shipping on orders of 500 tags or more
- Official USDA “840” RFID EID cattle tag
- ISO-compliant electronic identification technology
- Designed for dairy, beef, and calf identification systems
- Reliable scanning performance for herd management systems
- Extended small male design for secure, deeper ear placement
- Supports animal traceability, health tracking, and compliance programs
- Compatible with standard RFID readers used in livestock systems
Fast Fulfillment Advantage
- USDA 840 RFID tags kept in stock, for fast shipping on orders of 100 tags or less.
- Most 100-tag orders ship within days, avoiding delays when tags are needed for calves, sales, or compliance deadlines.
Ordering Information
- Sold in packs of 20 tags
- USDA Premise ID number required for purchase (issued by your state Department of Agriculture)
- Free shipping on orders of 500 tags or more







