Mr. Bill Callanan:

It is 28 times for methane as compared with CO2. I think we are straying into a bit of policy here. There are two things to be conscious of. Both the climate Act and the programme for Government recognise the distinct biogenic characteristics of methane and, therefore, the policy emanating from the House and from Government recognises the differential between methane and CO2 in terms of establishing targets, etc., consequent on that. Within the overall framework at national level, there are targets; we have to hit 51%. The disaggregation of that was decided by Government. We have-----