The present invention relates to a method for producing poultry, in particular chicken, the method comprising；a) incubating a batch of eggs in an incubating device during a first incubating period of between about 7 to about 11 days, and then,b) maintaining an egg in a predetermined sampling position during a settling time for allowing allantoic fluid to surface,c) determining a location of entry based on one or more egg parameters.
