The incidence of TB in cattle was 4% in June this year, compared with 6% in June 2011.
The total number of cattle tested for TB in Britain during 2012 was 8, 018, 431, up 5.7% from 2011.
Other NFU concerns include TB in cattle and red tape over sheep tagging.
Provisional data shows TB in cattle has fallen in the past six months.
Some experts also blame lax public health procedures at immigration control for the rise in TB in developed countries.
However, this would turn to full blown TB in about 10% of people.
Farming groups claim that the proposed badger culls will reduce the incidence of TB in cattle by 30% or more.
The Government approved a cull in the county for this summer to try to stop the spread of TB in cattle.
However, it is less effective at preventing TB in the lungs, which is where adults and teenagers tends to be infected.
The Welsh government said last year it was one of the areas with the highest incidence of bovine TB in Europe.
But in another scene, other characters gave an opposing point of view, saying farmers were to blame for the spread of TB in cattle.
Instead she believes ministers should look again at developing a vaccine that could curtail the incidences of TB in the badger population.
Environment minister John Griffiths said that if the review in Wales advises that a cull would benefit eradicating TB in Wales, he would do so.
BBC: Welsh farming unions unhappy at badger cull differences
The new test was trialled on 50 healthy volunteers who attended a contact-tracing clinic in London after having been exposed to TB in varying degrees.
"As far as badger culling is concerned it has nothing to offer in terms of controlling TB in cattle, and could indeed make the situation worse".
The researchers, reporting in the Lancet medical journal, found 32 cases of TB in those who had received the vaccine compared with 39 in the placebo group.
And that's why people like Lawrence Gostin are rethinking what public health authorities should do about people with suspected XDR-TB in the weeks before the diagnosis is in.
Estimates suggest that culling badgers in areas where bovine TB is prevalent could reduce the number of new cases of TB in herds by 16% over 9 years, said Defra.
In a statement to the assembly, Environment Minister John Griffiths AM explained that a further review of the scientific evidence base regarding the eradication of bovine TB in Wales will be conducted.
We must do a better job of identifying drug-resistant TB in these countries, giving patients the right treatment, and limiting the spread of this disease that can be passed through a simple cough.
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An eight-year trial carried out in the 1990s showed that a sustained and coordinated culling of badgers can slightly slow down the rate of increase in cattle becoming infected with TB in the immediate area.
The pilot schemes, which aim to assess the effectiveness of the government's plan to slow down the spread of TB in cattle in England, will be monitored by an independent group for a period of six weeks.
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One factor in the rising TB trend in both the developed and the developing world is HIV infection, which weakens the immune system.
In general, the prevalence of TB infection in badgers was higher in the northern group of counties involved (Gloucestershire, Herefordshire, Shropshire and Worcestershire) than those in the southern group (Cornwall, Devon and Dorset), the survey concluded.
BBC: NEWS | UK | England | Devon | One in seven badgers has TB signs
Study leader Dr Andrew Boulle of the University of Cape Town said that, given the continued reliance on nevirapine-based regimens in Africa and the importance of TB services in initiating people on HIV therapy, further research was warranted.
For confirmed XDR-TB, in which the bacterium is resistant to the most potent first- and second-line TB medicines, the WHO recommends that a proper combination of any medicine left among those available, dictated by knowledge of susceptibility, should be used.
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Nepal reported more than 35, 000 TB cases in 2011, and 2.9% of new and 12% of previously-treated TB cases are multidrug-resistant, according to WHO data.
Concern over drug-resistant strains of TB is growing, with similar 'incurable' TB emerging in Italy and Iran.
Cases of tuberculosis (TB) in England, Wales and Northern Ireland rose by 10.8% in 2005, figures show.
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