Spectroscopic in-ovo sex determination in practical and future use

Germany introduced a ban on culling day-old layer males on 1 January 2022 and more European countries will follow in the near future. Since the summer of 2020, Lohmann Deutschland, a subsidiary of EW Group, uses hyperspectral imaging for sex determination, specifically for brown layer breeds. The Cheggy machine, as it is known, from Agri Advanced Technologies (AAT), is non-invasive, fast and very accurate with low sexing errors. The Dorum Hatchery in northern Germany was one of the first hatc