Table 1 Model parameters related to control measures

Reduction of calf exposure to the general environment

[1.0, 0.65, 0.5, 0.35]

Test frequency

[None, 104, 52] in weeks

Test sensitivity per health state [38]

 I_M animals

0.47

 I_H animals

0.71

Culling delay of animals detected as

 Moderately positive (I_M)

26 weeks

 Highly positive (I_H)

[4, 13] in weeks

Culling proportion of animals detected as

 Moderately positive (I_M)

[0%, 50%]

 Highly positive (I_H)

100%

Sex-ratio (female side)

[0.5, 0.6, 0.7]

Selling proportion of marked calves

[0.0, 0.5, 0.65, 0.8]