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Table 1 Contribution of yearly age groups to patterns of age structure

From: Predicting the impact of selection for scrapie resistance on PRNP genotype frequencies in goats

Age group (years)

Bucks

goats

1

0.30

0.40

0.50

0.15

0.20

0.25

2

0.30

0.30

0.30

0.15

0.18

0.21

3

0.20

0.20

0.20

0.15

0.18

0.19

4

0.20

0.10

 

0.14

0.16

0.18

5

   

0.14

0.14

0.17

6

   

0.14

0.14

 

7

   

0.13

  
  1. Three patterns for each sex are provided. In each pattern, the values are percent of animals of each age group. Age group 1 is the replacement and its proportion is the replacement rate; age group 2 is the replacement of the previous year after its first crop, and so on.