伊莎粉家禽界優良品種,死淘率極低,抗病力強,料蛋比低、產蛋率極高、維持時間長,蛋殼強度高的優勢,深受家禽界的青睞和厚愛,商品代為白色,羽色一致、蛋色一致是該品種所特有。
成活率
18-60周齡.............................................................95.4%
18-72周齡................................................................94%
耗料
產蛋期日耗料(g).............................................110-115克
料蛋比(21-74周)......................................................2.1:1
體重
12周齡(kg)....................................................1.01-1.05
20周齡...............................................................1.66-1.74
32-72周齡............................................................1.9-2.01
產蛋期
50%產蛋率周齡....................................................20-21周
高峰產蛋周齡(94.5-95%)......................................25-28周
90%產蛋率的周齡數(94.5-95%).................................22周
入舍產蛋數
18-60周齡(枚)...................................................242-255
18-72周齡(枚)....................................................308-316
蛋重
28周齡蛋重(g)............................................................60
40周齡蛋重(g).......................................................62-63
60周齡蛋重(g).......................................................64-65
72周齡蛋重(g).......................................................65-66
蛋品質量
32周齡時 66-72周齡時
哈氏單位...........................86.5—87.55 78.5—81.5
比重...............................1.088—1.089 1.080—1.086
羽毛顏色
白色