171 Maiden Heifer, to have been born prior to 1st April 2007 172 Heifer, in calf not more than three years old on day of Show 173 Heifer in Milk, having calved her first calf at an age not greater than 3 years and 3 months 174 Heifer, in milk having calved her first calf at an age greater than 3 years and 3 months. (Classes 173 & 174 may be split according to entries) 175 Cow, in calf, not less than five months, having had one calf. 176 Cow, in calf, not less than five months, having had two calves. 177 Cow, in calf, not less than five months, having had three or more calves. 178 Cow, in milk, having had two calves. 179 Cow, in milk, having had three calves. 180 Cow, in milk, having had four or more calves. 181 Cow L.P. 50 - Class for Cows that have produced 50 tones of milk. (as defined by Holstein UK) 182 Cow or Heifer, in milk or in calf, entered in the Breed classes, progeny of a bull proven and reside 183 Group - Female Family, Two Female descendants of one Cow or a Cow and one Female Descendant, entered 184 Group of Three Cows or Heifers, in milk or in calf, by the same sire, entered in the Breed Classes. C54 Championship Card and Sash, £50 (£25 Reserve) and the SAHAM Perpetual Silver Challenge Trophy, prese C55 Championship Card, the NORFOLK HOLSTEIN FRIESIAN BREEDERS Perpetual Challenge Trophy and Junior Cham S103 The Norfolk Holstein Breeders Club Awards for the Best Udder in each class and the Holstein UK Socie S104 £30 and the PULHAM Perpetual Challenge Cup, presented by the late Mr W C Paterson, for the Best Hols S105 The KING GEORGE VI Perpetual Challenge Cup for the winner of Class 165. S106 The WILLIAM WRIGHT Perpetual Challenge Cup, presented by the late Mr William Wright, for the winner S107 The PATERSON Perpetual Challenge Cup, presented by Mr G A Paterson, for the Best Female Family Group S108 The NORFOLK HOLSTEIN FRIESIAN BREEDERS' CLUB'S Perpetual Challenge Tankard, for the Best Group bred S109 1st £20, 2nd £15 for Best Group of Three, owned and bred by the exhibitor and drawn from the above c