Can Milkability Predict Teat Structure Changes in Dairy Cows?
Author Information
Author(s): Szencziová Iveta, Gašparík Matúš, Ducháček Jaromír, Tóthová Tarová Eva, Nagy Melinda, Stádník Luděk, Mičiaková Mária, Codl Radim, Zecconi Alfonso, Zhang Yangdong
Primary Institution: Czech University of Life Sciences Prague
Hypothesis
Can milkability parameters reliably predict the dimensions of teat structures and their milking-induced changes?
Conclusion
Milkability parameters can help predict some teat structure dimensions and their changes during milking, but the predictive ability is limited without initial measurements.
Supporting Evidence
- Teat length and canal thickness are significantly affected by multiple milkability parameters.
- Regression models explained variability in teat structure changes but required initial measurements for accuracy.
- Milk yield during the first two minutes of milking significantly affected teat structure changes.
Takeaway
This study looked at how the way cows are milked can change their teats and if we can guess those changes just by looking at how much milk they produce.
Methodology
Ultrasonography was used to measure teat structures of Holstein cows during mid to late lactation, and various milkability parameters were recorded.
Limitations
The predictive ability of milkability parameters is limited without initial measurements of teat dimensions.
Participant Demographics
48 Holstein cows, varying in lactation stages.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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