LivestockLMU Munich researchers used CRISPR-Cas9 to remove the interferon tau genes from bovine embryos, which still established pregnancies; two healthy calves were born in February 2026, overturning the view that the signal is essential.
Two South African animal scientists explain how viable sperm can be taken from the epididymis of an elite bull after death, frozen and used later for artificial insemination or IVF, if the testes reach a lab quickly.
LivestockAt Lactanet's dairy forum, two large farms said they no longer use type classification, relying on genomics and robot data instead, while a Quebec farmer warned that fewer records could weaken genetic evaluations.
The handheld device reads a test strip by fluorescence to detect pregnancy-specific protein B without a technician or laboratory; a second version adds progesterone to show ovarian status, and field trials at Cornell's dairy research centre are about to begin.
