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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.