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Table 3 Cattle age distribution. Age distribution of cattle, based on population data from 100 randomly selected Dutch dairy farms.

From: Spatial analysis of BSE cases in the Netherlands

Age

Total dairy population

Dairy > 2 yr

0-1

20.8%

 

1-2

18.7%

 

2–3

16.2%

26.83%

3–4

13.3%

21.92%

4–5

10.1%

16.62%

5–6

8.1%

13.38%

6–7

5.3%

8.76%

7–8

3.7%

6.09%

8–9

2.0%

3.26%

9–10

1.0%

1.67%

10–11

0.4%

0.73%

11–12

0.2%

0.37%