# The Feeding Stuffs Regulations (Northern Ireland) 1992, Chapter A 1 2 3 4 5 EEC No. Vitamin Kind of animal Maximum content (international units per kilogram in complete feeding stuff) or of the daily ration Special conditons E672 A Chickens for fattening Ducks for fattening Turkeys for fattening Lambs for fattening Pigs for fattening Bovines for fattening 13500 13500 13500 13500 13500 13500 All feeding stuffs except feeding stuffs for young animals. Calves 25000 Only milk replacers Other species of animals — — All feeding stuffs. E670 D2 Pigs 2000 Simultaneous use of Vitamin D2 and D3 prohibited Piglets 10000 in milk replacer feeds only Simultaneous use of Vitamin D2 and D3 prohibited Cattle 4000 Simultaneous use of Vitamin D2 and D3 prohibited Calves 10000 in milk replacer feeds only Simultaneous use of Vitamin D2 and D3 prohibited Sheep 4000 Simultaneous use of Vitamin D2 and D3 prohibited Lambs 10000 in milk replacer feeds only Simultaneous use of Vitamin D2 and D3 prohibited Horses 4000 Simultaneous use of Vitamin D2 and D3 prohibited Other species of animals except poultry and fish 2000 Simultaneous use of Vitamin D2 and D3 prohibited or E671 D3 Pigs 2000 Simultaneous use of Vitamin D2 and D3 prohibited Piglets 10000 in milk replacer feeds only Simultaneous use of Vitamin D2 and D3 prohibited Cattle 4000 Simultaneous use of Vitamin D2 and D3 prohibited Calves 10000 in milk replacer feeds only Simultaneous use of Vitamin D2 and D3 prohibited Sheep 4000 Simultaneous use of Vitamin D2 and D3 prohibited Lambs 10000 in milk replacer feeds only Simultaneous use of Vitamin D2 and D3 prohibited Horses 4000 Simultaneous use of Vitamin D2 and D3 prohibited Chickens for fattening 5000 Simultaneous use of Vitamin D2 and D3 prohibited Turkeys 5000 Simultaneous use of Vitamin D2 and D3 prohibited Other poultry 3000 Simultaneous use of Vitamin D2 and D3 prohibited Fish 3000 Simultaneous use of Vitamin D2 and D3 prohibited Other species of animals 2000 Simultaneous use of Vitamin D2 and D3 prohibited --- Source: https://www.legislation.gov.uk/nisr/1992/270/schedule/4/part/V/chapter/A (the official version) Page: https://openlegislation.uk/feeding-stuffs-regulations-northern-ireland-1992/schedule-4/part-V/chapter-A Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.