TB reactors slaughtered in Great Britain and Scotland

Summary

In a 12-year period extending to 1988 the proportion of cattle slaughtered as TB reactors in Great Britain was less than that in Scotland today.

The data

Reactors slaughtered in Great Britain

Year	Reactors Slaughtered	Cattle	Prevalence (%)	References
1977	764	12289000	0.0062	Ref 1,Ref 2,Ref 3
1978	668	12121000	0.0055	Ref 1,Ref 2,Ref 3
1979	633	12048000	0.0053	Ref 1,Ref 2,Ref 3
1980	873	11918000	0.0073	Ref 1,Ref 2,Ref 3
1981	784	11701000	0.0067	Ref 1,Ref 2,Ref 3
1982	569	11813000	0.0048	Ref 1,Ref 2,Ref 3
1983	621	11819000	0.0053	Ref 1,Ref 2,Ref 3
1984	660	11707000	0.0056	Ref 1,Ref 2,Ref 3
1985	699	11397000	0.0061	Ref 1,Ref 2,Ref 3
1986	513	11063000	0.0046	Ref 1,Ref 2,Ref 3
1987	810	10754000	0.0075	Ref 1,Ref 2,Ref 3

Reactors slaughtered in Scotland

Year	Reactors Slaughtered	Cattle	Prevalence (%)	References
2006	177	1934000	0.0092	'Reactors slaughtered' in sam_2021_09_15 download,Ref 3
2007	373	1899000	0.0196	'Reactors slaughtered' in sam_2021_09_15 download,Ref 3
2008	427	1855000	0.0230	'Reactors slaughtered' in sam_2021_09_15 download,Ref 3
2009	328	1812000	0.0181	'Reactors slaughtered' in sam_2021_09_15 download,Ref 3
2010	145	1826000	0.0079	'Reactors slaughtered' in sam_2021_09_15 download,Ref 3
2011	123	1804000	0.0068	'Reactors slaughtered' in sam_2021_09_15 download,Ref 3
2012	407	1788000	0.0228	'Reactors slaughtered' in sam_2021_09_15 download,Ref 3
2013	94	1797000	0.0052	'Reactors slaughtered' in sam_2021_09_15 download,Ref 3
2014	221	1793000	0.0123	'Reactors slaughtered' in sam_2021_09_15 download,Ref 3
2015	129	1806000	0.0071	'Reactors slaughtered' in sam_2021_09_15 download,Ref 3
2016	150	1804000	0.0083	'Reactors slaughtered' in sam_2021_09_15 download,Ref 3

References

1. DEFRA email dated 07Oct2011
2. TB reactor stats in Great Britain from 1956 to 1997
3. Cattle and calves from 1866 to 2016. DEFRA.