Thursday 25th October 2012

(12 years, 2 months ago)

Commons Chamber
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Caroline Lucas Portrait Caroline Lucas
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Thank you, Mr Speaker. In order to do so, I go back to what I said just before the hon. Gentleman intervened, which is that Lord Krebs himself is saying that people are cherry-picking certain aspects to try to get the result they want. If the hon. Gentleman looked at the full set of recommendations from the document instead of those that he cherry-picked, he would see that in fact the vast majority of the evidence is that culling does not make a significant contribution.

Caroline Lucas Portrait Caroline Lucas
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I will not give way; I want to follow what Mr Speaker said and make some progress.

The case against culling on the grounds of efficiency and effectiveness is overwhelming. That approach is also potentially entirely counter-productive. The independent scientific group initially found a decrease in the disease of approximately 23% in the centre of the culled area but an increase of approximately 29% on neighbouring land outside the culled area. Those results can be explained partly by what has been termed the perturbation effect. That has been studied by Professor Rosie Woodroffe of the Zoological Society of London, who has also found that repeated badger culling in the same area is associated with increasing prevalence of the BTB infection in badgers.

The objective of the Government and the NFU is healthy cattle and healthy badgers. I agree with that, but how does culling improve badger health? Professor Woodroffe states unequivocally that it does exactly the opposite and that

“all the evidence shows that culling badgers increases the proportion of badgers that have TB”.

Yet the Government’s approach ignores that evidence. As with the ISG trials, conditions have been imposed to try to limit the effects of perturbation, such as identifying natural barriers to badger movement, but these have generally been less rigorous than those recommended, with farmers essentially being encouraged to develop a “not in my back yard” approach to cattle TB without any real thought for the long-term impact on rates of the disease elsewhere.

Earlier this week, the Secretary of State warned that the cost to the taxpayer of tackling bovine TB will rise to £1 billion over the next decade if the disease is left unchecked. I agree that that is a very alarming prospect. That is why it is crucial that on this, as well as on the scientific evidence, he listens to the experts who, let me remind him, have concluded:

“The financial costs of culling an idealized 150 km2 area would exceed the savings achieved through reduced cattle TB, by factors of 2 to 3.5.”

DEFRA has tried to keep the costs down by allowing licensed farmers to do the culling in its planned pilots and allowing for the licences to permit shooting, but by cutting corners in that way it undermines the very effectiveness that it claims for a culling strategy.

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Caroline Lucas Portrait Caroline Lucas
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Let me make some further progress.

DEFRA cites the EU prohibition on the vaccination of cattle against TB as the reason why studies to date

“cannot provide a definite figure for vaccine efficacy when administered to cattle under field conditions in the UK”.

Vaccinated cows can test positive for TB when using the current tuberculin skin test and the gamma interferon blood test, making it impossible to differentiate an animal that has been vaccinated from one that has the disease. However, a complementary test called the DIVA—differentiate between infected and vaccinated animals— has been developed, which confirms whether a skin test positive result is caused by vaccination or by TB infection. That is what should be validated and certified by the end of the year, according to the DEFRA website. It has the potential to open the door to a change in EU regulation. This Government should go to Europe now—they should have done so years ago—and prepare the policy framework to allow us to use the DIVA test; yet there are precious few signs that DEFRA or, indeed, the Government are pressing aggressively for the legal framework in which a cattle vaccine could be widely deployed. I echo the sentiments of those many Members who earlier this week urged DEFRA to stop hiding behind the excuse of EU law and to step up its efforts to change it.

A 2008 DEFRA paper on options for vaccinating cattle against bovine TB was endorsed by the NFU and concludes that

“BCG based vaccines will need to be used in conjunction with a DIVA test and that such a programme of vaccination could be cost-effective.”

It identifies the most significant barriers to use as legal and resultant trade implications. That was three years ago and we really should have made more progress than we have to date.

As the hon. Member for Cheltenham (Martin Horwood) has said, biosecurity is a very important issue. Vaccination needs to go hand in hand with excellent biosecurity. According to Professor John Bourne, former chairman of the ISG:

“Despite some improvements, the government is still going nowhere near far enough with biosecurity”.

He went on to say:

“It is not badgers that spread the disease throughout the country; it is cattle”.

The most recent European Commission inspection of England’s biosecurity in September 2011 uncovered a catalogue of failures, including missed targets in the rapid removal of cattle infected with TB and

“weaknesses in disinfection at farm, vehicle, market and slaughterhouse levels”.

A belated crackdown has resulted in a slight improvement, but we need to go much further.

The hon. Gentleman also mentioned Steve Jones, a farmer who is deeply concerned about biosecurity. He says:

“Water troughs are a reservoir for TB because they are rarely cleaned out. It’s not uncommon for trough water to be left stagnating through the winter, collecting dead birds, rodents and various bacteria, only to be drunk by cattle in the spring. Badgers also use these troughs but it’s unfair to isolate badgers when the culprit is the bacteria soup itself. Making troughs badger-proof is not rocket science, but more fundamental is the adoption of better hygiene standards by the agricultural industry.”

Recent DEFRA data indicate that improving biosecurity would cost famers an average of £4,000, compared with £27,000 to deal with the TB herd breakdown. That is why the motion has a very strong focus, alongside its other measures, on comprehensive national biosecurity policy.

Laurence Robertson Portrait Mr Laurence Robertson
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It is important to recognise the wider context in Gloucestershire. One of the trials was going to take place in my constituency and farmers are very disappointed that it cannot go ahead for the moment. One of the first ministerial meetings that I had in this House 15 years ago was with the then Agriculture Minister, Jeff Rooker, and nothing has happened since. Does the hon. Lady not understand the frustration of farmers, including those in Gloucestershire? Does she not accept that, as the hon. Member for North Antrim (Ian Paisley) has said, the British Veterinary Association says that the disease is being spread by badgers and that a trial cull is necessary?

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Adrian Sanders Portrait Mr Adrian Sanders (Torbay) (LD)
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In some ways it is disappointing that we have got to this point without finding a proper solution to TB. Successive Governments prevaricated over policy, and we are left in a tragic situation, where cattle and badgers continue to suffer and where farmers continue to have their livelihoods threatened by this disease. No one should be under any illusions whatever about what a nasty disease TB is, for both cattle and badgers, or how devastating it is to farmers and farming communities.

I thought that governmental prevarication had ended in 2008, with the recognition that culling was not the solution and that vaccination would provide a much surer way forward in the long term. The coalition agreement originally provided some comfort that TB control would be based on science-led policy. The apparent willingness of Ministers to take a rather curious interpretation of the scientific evidence is far more worrying. The independent scientific group, the bovine TB eradication group and the majority of scientific opinion conclude that culling is not the way forward. Lord Krebs has described the Government’s policy as “mindless”, so it is even more curious that the Secretary of State maintains that his decisions wholly conform to the science. They might conform to someone’s science; they do not conform to the majority of scientific opinion.

Laurence Robertson Portrait Mr Laurence Robertson
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Would the hon. Gentleman like to refer to the British Veterinary Association’s opinion as well?

Adrian Sanders Portrait Mr Sanders
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There is scientific opinion on both sides; the nub of the debate is that the majority of scientific opinion is against the cull.

Although Ministers and the National Farmers Union are clear that what has been announced is a postponement and not a U-turn on policy, the delay gives us an opportunity to scrutinise the evidence properly and to hold a wider public debate. I hope that that is beginning today. It is important to highlight the fact that opponents of the cull are not opposed to bearing down on TB. The ultimate goal for us all is to have better animal welfare—both of cattle and badgers—so it is essential that we find the most effective policy that eradicates the disease. I want to discuss the three main issues that demonstrate why the cull of badgers is the wrong way to deal with the spread of bovine TB: the scientific evidence, value for money and, of course, the overwhelming public opinion that a cull is an inhumane and unnecessary option.