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  • The aim of this study was to compare 2 dry-cow management strategies and evaluate the effect of shortened dry period strategy on feed intake, metabolism, and postpartum performance of dairy cows in early lactation. Twenty-nine high-yielding dairy cows were divided into 2 groups. The control (CON) group (n = 14) was assigned to a traditional dry period of 60 days and was fed a far-off dry cow ration from dry-off to -21 d relative to expected parturition. From d -21 relative to expected parturition, the cows were switched to a precalving ration containing an additional 3 kg of concentrates. The cows of the experimental group (n = 15) were assigned to a shortened dry period (SDP; 35 +/- 6.3 d) and were continuously fed a late-lactation diet from d -60 d relative to expected parturition until calving. After calving, both groups were fed the same lactation diet corresponding to their lactation requirements and cows were followed for 100 d of lactation. Prepartum dry matter intake of the cows assigned to an SDP and fed a late-lactation diet was approximately 4.11 kg/cow per day greater compared with the CON group during the 60 d. However, no effect of dry period strategy on postpartum dry matter intake was detected. The cows with an SDP produced approximately 2.78 kg/d (6.9%) less milk in the first 100 d of lactation than CON cows; the difference was not statistically significant. Shortening of the dry period did not affect other recorded parameters. Based on the results of this study, a traditional dry period management strategy appeared to be more favorable, considering the dry matter intake and milk production, compared with an SDP and feeding a late-lactation diet throughout the dry period.
  • The aim of this study was to compare 2 dry-cow management strategies and evaluate the effect of shortened dry period strategy on feed intake, metabolism, and postpartum performance of dairy cows in early lactation. Twenty-nine high-yielding dairy cows were divided into 2 groups. The control (CON) group (n = 14) was assigned to a traditional dry period of 60 days and was fed a far-off dry cow ration from dry-off to -21 d relative to expected parturition. From d -21 relative to expected parturition, the cows were switched to a precalving ration containing an additional 3 kg of concentrates. The cows of the experimental group (n = 15) were assigned to a shortened dry period (SDP; 35 +/- 6.3 d) and were continuously fed a late-lactation diet from d -60 d relative to expected parturition until calving. After calving, both groups were fed the same lactation diet corresponding to their lactation requirements and cows were followed for 100 d of lactation. Prepartum dry matter intake of the cows assigned to an SDP and fed a late-lactation diet was approximately 4.11 kg/cow per day greater compared with the CON group during the 60 d. However, no effect of dry period strategy on postpartum dry matter intake was detected. The cows with an SDP produced approximately 2.78 kg/d (6.9%) less milk in the first 100 d of lactation than CON cows; the difference was not statistically significant. Shortening of the dry period did not affect other recorded parameters. Based on the results of this study, a traditional dry period management strategy appeared to be more favorable, considering the dry matter intake and milk production, compared with an SDP and feeding a late-lactation diet throughout the dry period. (en)
Title
  • Comparison of shortened and conventional dry period management strategies
  • Comparison of shortened and conventional dry period management strategies (en)
skos:prefLabel
  • Comparison of shortened and conventional dry period management strategies
  • Comparison of shortened and conventional dry period management strategies (en)
skos:notation
  • RIV/00027014:_____/14:#0002065!RIV15-MZE-00027014
http://linked.open...avai/riv/aktivita
http://linked.open...avai/riv/aktivity
  • Z(MSM6215648905), Z(MZE0002701404)
http://linked.open...iv/cisloPeriodika
  • 9
http://linked.open...vai/riv/dodaniDat
http://linked.open...aciTvurceVysledku
http://linked.open.../riv/druhVysledku
http://linked.open...iv/duvernostUdaju
http://linked.open...titaPredkladatele
http://linked.open...dnocenehoVysledku
  • 8195
http://linked.open...ai/riv/idVysledku
  • RIV/00027014:_____/14:#0002065
http://linked.open...riv/jazykVysledku
http://linked.open.../riv/klicovaSlova
  • nutrition, transition period, milk production, metabolic status (en)
http://linked.open.../riv/klicoveSlovo
http://linked.open...odStatuVydavatele
  • US - Spojené státy americké
http://linked.open...ontrolniKodProRIV
  • [0E77BC8A8815]
http://linked.open...i/riv/nazevZdroje
  • Journal of Dairy Science
http://linked.open...in/vavai/riv/obor
http://linked.open...ichTvurcuVysledku
http://linked.open...cetTvurcuVysledku
http://linked.open...UplatneniVysledku
http://linked.open...v/svazekPeriodika
  • 97
http://linked.open...iv/tvurceVysledku
  • Doležal, Petr
  • Výborná, Alena
  • Šimečková, Marie
  • Kudrna, Václav
  • Čermáková, Jana
  • Illek, Josef
http://linked.open...ain/vavai/riv/wos
  • 000340580400034
http://linked.open...n/vavai/riv/zamer
issn
  • 0022-0302
number of pages
http://bibframe.org/vocab/doi
  • 10.3168/jds.2013-7499
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