Sexing of Psittacula Species can be necessary in case of young birds. Psittacula Species will show their adult plumage often after 1,5 years. Some exceptions are the Ring-necked parakeet and the Plum-headed parakeet. They will show their adult plumage after 2,5 years. Often it happens that a 2 years old bird will breed. To breed with a 2 years old bird, the sex should be known. Mostly the bird is being sexed. There are 2 types of sexing. Surgical and DNA Feather Sexing.

Surgical Sexing

Description: Surgical sexing can be done starting at an age of 5 - 6 months. Young birds are difficult and not reliable to sex because they are not developed well. Surgical sexing is done by and endoscope bringing it surgically into the left side of the bird. A Cock will show a testicle and a Hen will show a ovary Surgical sexing is done by certified avian veterinarians. Certainty about the sex is 99,9 %.

Advantages:
- Birds can be checked on development, ready to breed or not.

Disadvantages:
- Chicks have to be of a certain age which have to do with the development of the testicles and ovaries.
- Birds can be stressed.

DNA Sexing

Description: DNA Sexing is done by analysing DNA by usage of some feathers. The feather test simply involves puling out a couple of normal feathers. A few breast feathers are mostly enough. These feathers can be send to the DNA Sexing company of veterinarian with the specie name and the ring numbers. Certainty about the sex is 99,0 % on known species.

Advantages:
- Chicks can be sexed before they fledge.
- Birds are not stressed.

Disadvantages:
- Fraude can be simply done by changing the feathers and ring numbers.
- Certainty is very low on unknown species.