Objective Methods Mensurating by Chinese Medicine Dictionary ( edition of 2005) ． Results The consequence of the 1st screening eligible shows the remarkable difference in the different seasons，different body weights，different sexes and different humidities of New Zealand Rabbits． The higher screening eligible rate of 1. 7 ～ 2. 0 kg，male New Zealand Rabbits from July to September，the suitable humidity is 61 ～ 70% ; The consequence of the 2nd screening eligible shows the remarkable difference in the different seasons，room temprature and humidity of New Zealand Rabbits． The higher screening eligible rate occurs from Jan． to Mar． ，the suitable room temperature is 22. 1 ～23. 0℃ and humidity is 61 ～ 70% ． Conclusions Under different factors，the first screening eligible rate and second screening eligible rate of New Zealand Rabbits will be influenced．