Prevalence of infectious diseases on dairy farms classified on the basis of their biosecurity score

Fig. 1

Mean percentages and standard deviations (±SD) of the antibodies against Mycobacterium avium subsp_ paratuberculosis, Chlamydophila abortus and Neospora caninum recorded in the animals of group 1 and group 2 farms

	Mycobacterium avium subsp. paratuberculosis	Chlamydophila abortus	Neospora caninum
Group 1 Biosecurity between 33% and 66%	4.11 ± 5.63 a	0.89 ± 1.37 a	23.08 ± 12.17 a
Group 2 Biosecurity greater than 66%	4.32 ± 4.00 a	0.27 ± 0.81 a	16.52 ± 28.23 b

Mean percentages and standard deviations (±SD) of animal welfare assessment areas A and D, the biosecurity area E, and the overall score in group 1 and group 2

	Area A	Area B	Area C	Area D	Area E	Overall score
	Farm management and personnel	Facilities and equipment	Animal-based measures	Inspection of microclimatic environmental conditions and alarm systems	Biosecurity
Group 1 Biosecurity between 33% and 66%	70.63 ± 10.68 a	62.35 ± 13.11 a	82.30 ± 7.15 a	53.90 ± 8.19 a	50.13 8.47 ± a	74.91 7.29 ± a
Group Biosecurity 2 greater than 66%	76.40 ± 11.47 a	71.05 ± 10.64 b	85.69 ± 4.86 a	58.65 ± 8.76 a	71.16 ± b 5.59	79.64 ± a 5.17