Fig. 5

The proportion of budget allocated to activities (\({n}_{1}^{*}\) = black,  \({n}_{2}^{*}\) = grey stripes,  \({n}_{3}^{*}\) = grey, \({n}_{4}^{*}\) =  white) when the allocation of budget has been optimized a for increasing costs of phenotyping in the challenge test, b for increasing costs of phenotyping in the slaughter test, c for increasing costs of genotyping, d for an increasing size of the budget, e for an increasing economic value of \({\text{R}}_{0}\)