Duration 3 years commencing May 2006 Team and Leader  L.E.R. Dawson, D.L. Easson, B.W. Moss Organisations involved Agricultural Research Institute of Northern Ireland and Department of Agriculture and Rural Development for Northern Ireland Background and Summary The main objective of the Nitrates Directive is to reduce water pollution caused or induced by nitrates from agricultural sources.  On of the key action programmes within the Nitrates Directive for Northern Ireland is to ensure that the amounts of chemical fertilizer and organic manures applied do not exceed crop...

Duration October 2004 - January 2005 Team and Leader R.M. Kirkland, T.W.J. Keady and D. Anderson Organisations involved Agricultural Research Institute of Northern Ireland and Department of Agriculture and Rural Development for Northern Ireland Background and Summary The continuing trend for increased use of Holstein genetics in dairy herds has resulted in a large number of Holstein-Friesian bull calves becoming available, at low cost, as a potential resource for the beef industry. Finishing of these cattle on intensive feeding regimes has become more attractive in recent years...

Duration To be completed March 2007 Team and Leader  Drs H. Wicks, R. Fallon, L. Dawson, A. Carson, C.S. Mayne and A. Wylie Organisations Involved ARINI, Hillsborough; Newforge; Teagasc, Grange R.O.I. Background and Summary Current recommendations in the UK and Ireland suggest that restricted feeding of calves (up to 8 weeks of age) of a milk replacer containing 20 to 23% crude protein is adequate to meet the calf's protein requirements.  The daily allowance of milk replacer of 450 to 750 g DM/d (at 12.5% DM concentration) fed in association with an ad libitum concentrate...

Duration 3 years starting Autumn 2006 Team and Leader Dr S Kennedy, Dr D Graham, Dr H Ball Organisations Involved Veterinary Sciences Division (VSD) Background and Summary VSD investigations have shown that: 90% of affected farms within 500m od a source of poultry litter 5 - 10% of farms had weak or no apparent links with litter 33% of farms had poultry litter spread on affected field or stacked on farm 46% of farms had poultry litter stacked or spread on adjacent farm. Costs to farmers: Cattle deaths - up to 60+ beef cattle Loss of...