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Table 2 Tritrichomonas foetus prevalence of Wyoming individual bulls

From: Control and eradication of bovine trichomonosis in Wyoming, USA by testing and culling positive bulls

Year

No tested

No positive

Prevalence (%)

References

1997

433

5

1.15

[7]

1998

920

18

1.96

[7]

1999

1525

41

2.69

[7]

2000

4880

71

1.45

[7]

2001

6025

78

1.29

[7]

2002

6515

71

1.09

[7]

2003

6855

43

0.63

[7]

2004

7515

44

0.59

[7]

2005

7450

79

1.06

[7]

2006

7270

57

0.78

[7]

2007

7080

50

0.71

[7]

2008

7275

45

0.62

[7]

2009

7597

98

1.29

[7]

2010

8222

17

0.21

[7]

2011

10,301

18

0.17

[25]

2012

10,172

51

0.50

[25]

2013

10,142

25

0.25

[25]

2014

10,168

12

0.12

[25]

2015

10,054

14

0.14

[25]

2016

10,826

3

0.03

[25]

2017

11,369

0

0

[25]

2018

10,680

0

0

[25]

2019

9920

0

0

#

  1. Starting the year 2011, the data were from July 1 of the year to June 30 of the next one instead of the calendar year of January 1 to December 31 for the data presented from 1997 to 2010.
  2. #Personal communication with permission of Dr Jim Logan and Dr Douglas Leinart of Wyoming Livestock Board.