A case report: Actinobaculum suis infection associated with formation of pyogranuloma, epididymitis and azoospermia in a boar

Table 1 Performance characteristics of the sows on farm of the last 9 months (January- September 2019) and corresponding reference values

Performance characteristics	Status quoOctober 2019	Referencevalues [14]
Piglets born alive/ litter	13.8	12–14.0
Piglets born dead/ litter	1.8	≤ 0.5
Piglets weaned/ litter	11.1	11.0
Litter/ sow/ year	2.1	2.1^a
Return to oestrus rate (%)	35.3	≤ 12.0
Regular return (%)^b	28.7
Irregular return (%)^c	6.6

^a calculated with 115 days pregnancy, suckling period of 56 days and 4 days return to oestrus
^b Sows returning to oestrus 18–24 and 36–48 days after insemination
^c All other sows returning to oestrus without regular return

ISSN: 1746-6148