Results 1 to 10 of about 15,071,094 (273)

Using rumination time to manage health and reproduction in dairy cattle: a review [PDF]

open access: yesVeterinary Quarterly, 2021
Early detection of disease is the key to successful management of the dairy cattle which leads to timely treatment and prevention of costs associated with prolonged treatment and reduced milk yield.
S. Paudyal
doaj   +3 more sources

The Effect of Rumination Time on Milk Performance and Methane Emission of Dairy Cows Fed Partial Mixed Ration Based on Maize Silage [PDF]

open access: yesAnimals, 2021
The objective of this study was to determine the effect of the rumination time on milk yield and composition as well as methane emission during lactation in high-yielding dairy cows fed a partial mixed ration based on maize silage without pasture access.
Robert Mikuła   +5 more
doaj   +2 more sources

Unraveling the Relationship between Milk Yield and Quality at the Test Day with Rumination Time Recorded by a PLF Technology [PDF]

open access: yesAnimals, 2021
The study aimed to estimate the components of rumination time (RT) variability recorded by a neck collar sensor and the relationship between RT and milk composition. Milk test day (TD) and RT data were collected from 691 cows in three farms.
Rosanna Marino   +5 more
doaj   +2 more sources

Association of Rumination Time with Metabolic Imbalance and Milk Quality Traits in Holstein Cattle [PDF]

open access: yesBiology
Rumination time is considered a sensitive behavioral indicator of physiological and metabolic status in dairy cows, yet its relationships with biochemical and milk quality parameters under commercial robotic milking conditions remain insufficiently ...
Samanta Grigė   +8 more
doaj   +2 more sources

Effect of Prepartum Magnesium Butyrate Supplementation on Rumination Time, Milk Yield and Composition, and Blood Parameters in Dairy Cows [PDF]

open access: yesVeterinary Sciences, 2023
Background: Magnesium butyrate (MgB) supplementation of dairy cows during the three-week close-up period was tested for its effects on blood energy analytes, rumination time, inflammation, and lactation performance. Methods: Daily milk yield was recorded
Hedvig Fébel   +5 more
doaj   +2 more sources

Estimates of genetic parameters for rumination time, feed efficiency, and methane production traits in first-lactation Holstein cows [PDF]

open access: yesJournal of Dairy Science
: The large-scale recording of traits such as feed efficiency (FE) and methane emissions (ME) for use in genetic improvement programs is complex, costly, and time-consuming. Therefore, heritable traits that can be continuously recorded in dairy herds and
L.S.F. Lopes   +9 more
doaj   +5 more sources

Rumination Time Monitoring as a Possible Tool to Improve Diagnostics of Heat and Parturition

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2020
Rumination time is one of possible parameters for observing not only feed management and health status, but also some reproductive characteristics such as heat or periparturient period. The evaluation of rumination time in this study was done on Holstein
Renáta Toušová   +6 more
doaj   +3 more sources

Evaluating Rumination Time Changes During Estrus in Dairy Cows

open access: yesDairy
This study evaluated the impact of estrus on changes in rumination over 24 h using data from the DataFlow™ II program and the Heatime RuminAct device, encompassing 634 estrous cycles of dairy cows.
Mária Mičiaková   +3 more
doaj   +3 more sources

A Study on the Effects of Rumen Acidity on Rumination Time and Yield, Composition, and Technological Properties of Milk from Early Lactating Holstein Cows [PDF]

open access: yesAnimals, 2019
The use of high grain rations in dairy cows is related to an increase in rumen acidity. This study investigated whether the rumen acidity status affects rumination time (RT), and the production, composition, coagulation properties (MCPs) and cheese yield
Sudeb Saha   +6 more
doaj   +2 more sources

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