The farm reports a problem of low prolificacy (mean annual live births of 11.91) and low fertility in summer, with a marked increase in acyclic returns.
articles about abortionTags
PCV-2 and PRRS are the most common infectious causes of abortions. Most abortions are also found to occur during the colder months, regardless of their cause.
This farm produces its own gilts from grandmother sows, but taking advantage of the adaptation to meet the needs of the welfare law it was decided to increase its capacity from 600 sows to 1,200.
PCV2 may reach embryos/foetuses upon transplacental spread during viremia or upon insemination with contaminated semen.
One month after the beginning of the outbreak of reproductive failure in sows, acute respiratory disorder and diarrhoea that was non-responsive to antibiotics started in weaned pigs aged 6-8 weeks...
The litter size of the recent and the last farrowing batches was significantly reduced, and the suckling pigs showed an obvious varying weight, condition and viability.
A summary of current knowledge to address frequently asked questions from producers and practitioners on PCV2-associated reproductive disease.