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Table 2 Results from serological testing of Norwegian pig herds for Mycoplasma hyopneumoniae (Mhyo)

From: Successful eradication of Mycoplasma hyopneumoniae from the Norwegian pig population – 10 years later

Year

Herds

Samples

Herds with Mhyo antibodies detected

2009

847

9620

0

2010

212

2745

0

2011

210

2415

0

2012

777

5348

0

2013

763

5348

0

2014

467

3321

0

2015

398

2938

0

2016

458

2972

2a

2017

385

3021

1b

2018

362

3070

0

2019

397

3430

0

  1. Legend: Results from serological testing of Norwegian pig herds for the occurrence of antibodies against Mycoplasma hyopneumoniae (Mhyo) in the national control program 2009–2019
  2. aSix and four samples from two herds respectively, tested positive for the occurrence of antibodies against Mhyo due to vaccination of gilts for export
  3. bTwo samples from one herd identical to one of the two herds from 2016, tested positive for the occurrence of antibodies against Mhyo due to vaccination of gilts for export