?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Herbage+intake+in+Danish+Jersey+and+Danish+Holstein+steers+on+perennial+ryegrass%2Fwhite+clover+pasture&rft.creator=Nielsen%2C+Dr.+B.&rft.creator=Thamsborg%2C+Professor+S.M.&rft.creator=Andersen%2C+Dr.+H.R.&rft.creator=Kristensen%2C+Dr.+T.&rft.subject=+Production+systems&rft.subject=+Feeding+and+growth&rft.description=The+objective+of+this+study+was+to+estimate+herbage+intake+in+Danish+Friesian+and+Danish+Jersey+steers+at+an+age+of+8-9+months+on+ryegrass+%2F+white+clover+pasture.+The+steers+were+turned+out+on+pasture+in+late+April+and+herbage+intake+was+estimated+in+June+in+steers+of+a+mean+live+weight+(%C3%82%C2%B1+S.D.)+of+264+%C3%82%C2%B1+14+kg+and+185+%C3%82%C2%B1+25+kg+for+Danish+Friesian+and+Danish+Jersey+respectively.+Faeces+and+herbage+samples+were+analysed+for+alkanes+to+estimate+herbage+dry+matter+intake%2C+dry+matter+digestibility+(DMD)+and+botanical+composition+of+intake.+The+weight+gains+at+the+time+of+herbage+intake+estimation+in+June+(kg%2Fday)+were+1.142+%C3%82%C2%B1+265+kg%2Fday+and+0.927+%C3%82%C2%B1+168+kg%2Fday+for+Danish+Friesian+and+Danish+Jersey+respectively.+Daily+herbage+intake+(kg+dry+matter+(DM))+estimated+by+alkanes+C32+%2FC33+was+8.33+%C3%82%C2%B1+0.97+and+6.28+%C3%82%C2%B1+0.61+per+day+(P%3C0.001)+and+3.15+%C3%82%C2%B1+0.32+and+3.43+%C3%82%C2%B1+0.30+per+100+kg+liveweight+(LW)+(P%3C0.05)+for+Danish+Friesian+and+Danish+Jersey+respectively.+The+botanical+composition+of+the+diet+was+the+same+for+Danish+Friesian+and+Danish+Jersey+with+about+half+of+the+diet+being+grass+leaves+and+the+other+half+clover+leaves.+It+is+concluded+that+Danish+Jersey+steers+have+higher+herbage+intake+per+100+kg+LW+than+Danish+Friesian+steers+of+the+same+age%2C+but+herbage+intake+per+kg+metabolic+LW+is+not+different+between+the+two+breeds.+&rft.date=2003&rft.type=Journal+paper&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Forgprints.org%2F1831%2F1%2FHerbage_intake.pdf&rft.identifier=Nielsen%2C+Dr.+B.%3B+Thamsborg%2C+Professor+S.M.%3B+Andersen%2C+Dr.+H.R.+and+Kristensen%2C+Dr.+T.+(2003)+Herbage+intake+in+Danish+Jersey+and+Danish+Holstein+steers+on+perennial+ryegrass%2Fwhite+clover+pasture.+Livestock+Production+Science.+[+In+Press+%2C+2003]&rft.relation=http%3A%2F%2Forgprints.org%2F1831%2F