▁It ▁gives ▁financial ▁support ▁to ▁bre ed ers . ▁The ▁bre ed ▁is ▁part ▁of ▁the ▁Ark ▁of ▁T aste ▁of ▁the ▁S low ▁Food ▁Foundation ▁for ▁B iod iversity , ▁dedicated ▁to ▁the ▁pres erving ▁of ▁end anger ed ▁agricult ural ▁her itage . ▁ ▁C ows ▁produce ▁around ▁ ▁of ▁milk ▁per ▁year ▁( 3 . 8 % ▁fat ; ▁ 3 . 4 % ▁protein ). ▁They ▁reach ▁ ▁in ▁height ▁and ▁a ▁weight ▁of ▁, ▁while ▁the ▁b ull s ▁may ▁reach ▁ ▁and ▁. ▁Both ▁b ull s ▁and ▁bul lock s ▁may ▁be ▁used ▁for ▁be ef ▁production . ▁Bul lock s ▁formerly ▁served ▁as ▁strong ▁dra ug ht ▁ox en , ▁and ▁were ▁an ▁important ▁source ▁of ▁income ▁for ▁small ▁far ms . ▁ ▁References ▁ ▁Category : C attle ▁bre eds ▁origin ating ▁in ▁Germany ▁Category : An imal ▁bre eds ▁on ▁the ▁G E H ▁Red ▁List <0x0A> </s> ▁Squadron ▁Le ader ▁Johannes ▁Jacob us ▁le ▁R oux ▁ ▁( 1 2 ▁April ▁ 1 9 2 0 ▁- ▁ 1 9 ▁September ▁ 1 9 4 4 ) ▁was ▁a ▁South ▁African ▁World ▁War ▁II ▁flying ▁ace , ▁who ▁fle w ▁for ▁the ▁Royal ▁Air ▁Force . ▁He ▁is ▁cred ited ▁with ▁ 2 3 . 5 ▁k ills ▁ ▁He ▁joined ▁the ▁R AF ▁in ▁ 1 9 3 9 . ▁ ▁In ▁July ▁ 1 9 4 4 , ▁by ▁now ▁O C , ▁ 6 0 2 ▁Squadron , ▁Le