Udder Morphometry and Its Relationship with Intramammary Infections and Somatic Cell Count in Serrana Goats
Abstract
:Simple Summary
Abstract
1. Introduction
2. Materials and Methods
2.1. Animal and Management Conditions
2.2. Udder Conformation
2.3. Milk Sampling, Somatic Cell Counts and Microbial Identification
2.4. Statistical Analysis
3. Results
3.1. Udder Conformation
3.2. Relationships Between Udder Traits and Intramammary Infections
3.3. Relationships Between Udder Traits and Somatic Cells
4. Discussion
4.1. Udder Conformation
4.2. Relationships Between Udder Traits and Intramammary Infections
4.3. Relationships Between Udder Traits and Somatic Cells
5. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Mean ± SD | Range | |
---|---|---|
UP | 31.3 ± 9.1 | 16–54 |
UC | 21.6 ± 8.0 | 6–38 |
UD | 6.4 ± 4.0 | 3–15 |
TP | 19.9 ± 7.2 | 5–38 |
TL | 9.5 ± 3.1 | 5–20 |
DBT | 11.7 ± 3.4 | 5–19 |
TDG | 24.3 ± 5.8 | 11–36 |
Ushape | 1.9 ± 0.8 | 1–3 |
Symm | 0.7 ± 0.8 | 0–2 |
Dsusp | 2 ± 0.8 | 1–3 |
Dsep | 1.6 ± 0.8 | 1–3 |
Tshape | 1.8 ± 0.9 | 1–3 |
Tangle | 1.9 ± 0.6 | 1–3 |
UP | UC | UD | TP | TL | DBT | TDG | |
---|---|---|---|---|---|---|---|
UP | 1.000 | 0.892 ** | −0.419 ** | 0.777 ** | 0.724 ** | 0.757 ** | −0.640 ** |
UC | 0.892 ** | 1.000 | −0.390 ** | 0.746 ** | 0.714 ** | 0.674 ** | −0.613 ** |
UD | −0.419 ** | −0.390 ** | 1.000 | −0.403 ** | −0.445 ** | −0.416 ** | 0.611 ** |
TP | 0.777 ** | 0.746 ** | −0.403 ** | 1.000 | 0.773 ** | 0.638 ** | −0.660 ** |
TL | 0.724 ** | 0.714 ** | −0.445 ** | 0.773 ** | 1.000 | 0.640 ** | −0.743 ** |
DBT | 0.757 ** | 0.674 ** | −0.416 ** | 0.638 ** | 0.640 ** | 1.000 | −0.685 ** |
TDG | −0.640 ** | −0.613 ** | 0.611 ** | −0.660 ** | −0.743 ** | −0.685 ** | 1.000 |
Lact n° | NS | 0.290 * | −0.596 ** | 0.426 ** | 0.333 ** | NS | NS |
Lact stage | 0.392 ** | 0.381 ** | NS | NS | NS | 0.562 ** | −0.268 * |
Traits | Groups | ||||
---|---|---|---|---|---|
Negative (n = 9) | Yeasts (n = 11) | S. aureus (n = 12) | Streptococcus spp. (n = 12) | CNS (n = 11) | |
UP | 30.7 ± 3.7 ab | 35.3 ± 6.7 a | 34.9 ± 10.5 a | 34.4 ± 9.5 a | 26.1 ± 5.6 b |
UC | 20.4 ± 3.8 a | 24.9 ± 5.1 a | 25.4 ± 6.8 a | 26.1 ± 9.9 a | 14.4 ± 3.1b |
TP | 19 ± 3.1 ab | 20.8 ± 5.8 a | 24.2 ± 7.5 a | 22.6 ± 8.4 a | 17.3 ± 6.4 b |
DBT | 13.9 ± 3.9 a | 13 ± 2.6 a | 12.2 ± 2.6 a | 11.2 ± 3.2 ab | 9.4 ± 1.8 b |
Ushape | 1.5 ± 0.8 a | 1.5 ± 0.5 a | 2.5 ± 0.7 b | 2 ± 0.9 ab | 1.9 ± 1.1 a |
Symm | 0.6 ± 0.5 a | 0.09 ± 0.3 b | 0.9 ± 0.8 a | 1.1 ± 1 a | 0.6 ± 0.5 ab |
Dsep | 1.3 ± 0.5 ac | 1 ± 0 a | 2.1 ± 0.8 b | 1.9 ± 0.7 c | 1.7 ± 1 ab |
Tshape | 1.1 ± 0.4 a | 1.7 ± 1.0 a | 1.8 ± 0.6 a | 2.2 ± 0.9 b | 2.4 ± 1 c |
SCC | 1218.4 ± 837.2 ab | 610.2 ± 259.1 a | 4477.5 ± 3605.2 c | 4984.9 ± 6680.9 cb | 11,322.3 ± 14,866.3 cb |
(×103SCC/mL) | <1300 | >1300 and <6000 | >6000 |
---|---|---|---|
UP | 33.48 ± 6.56 a | 28.43 ± 6.2 b | 37.6 ± 11.3 a |
UD | 7.5 ± 3.6 a | 6.6 ± 2.9 ab | 3.6 ± 4.5 b |
Ushape | 1.4 ± 0.5 a | 2.2 ± 0.9 b | 2.5 ± 0.8 b |
Sym | 0.2 ± 0.4 a | 1.2 ± 0.7 b | 1.2 ± 0.9 b |
Dsusp | 1.7 ± 0.6 a | 2.2 ± 0.7 b | 2.4 ± 0.7 b |
Dsep | 1.1 ± 0.3 a | 2.1 ± 0.6 b | 2 ± 0.9 b |
Parameters | Profiles | % (n = 60) | Mean ± SD of SCC |
---|---|---|---|
Symmetry | Symmetrical | 50% | 3729.7 ± 9059.3 a |
Moderate | 30% | 3125.6 ± 2852.4 ab | |
Asymmetric | 20% | 6759.7 ± 5841.4 b | |
Udder shape | Globular | 40% | 2001.5 ± 3602.8 a |
Pear-shaped | 30% | 1585.3 ± 2198.1 a | |
Cylindrical Pendulous | 30% | 9058.1 ± 10,250.6 b | |
Degree separation | Slight | 56.7% | 2051.3 ± 3681.8 a |
Moderate | 26.7% | 4618.2 ± 5518.9 ab | |
Severe | 16.6% | 10,452.3 ± 12,934.2 b | |
Degree suspension | Attached | 30% | 1561.8 ± 2154.7 a |
Intermediate | 43.3% | 3128.3 ± 4834.5 a | |
Extremely loose | 26.6% | 8967.3 ± 11,352.4 a | |
Teat shape | Funnel | 50% | 3928.2 ± 5237.4 a |
Bottle | 23.3% | 2842.7 ± 3450.8 a | |
Balloon | 26.7% | 5478.3 ± 10,840.1 a | |
Teat angle | 160°–180° | 26.7% | 6615.8 ± 11,249.4 a |
120°–160° | 43.3% | 1632.2 ± 2296.5 a | |
90°–120° | 30% | 5870.1 ± 6356.4 a |
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Margatho, G.; Quintas, H.; Rodríguez-Estévez, V.; Simões, J. Udder Morphometry and Its Relationship with Intramammary Infections and Somatic Cell Count in Serrana Goats. Animals 2020, 10, 1534. https://doi.org/10.3390/ani10091534
Margatho G, Quintas H, Rodríguez-Estévez V, Simões J. Udder Morphometry and Its Relationship with Intramammary Infections and Somatic Cell Count in Serrana Goats. Animals. 2020; 10(9):1534. https://doi.org/10.3390/ani10091534
Chicago/Turabian StyleMargatho, Gisele, Hélder Quintas, Vicente Rodríguez-Estévez, and João Simões. 2020. "Udder Morphometry and Its Relationship with Intramammary Infections and Somatic Cell Count in Serrana Goats" Animals 10, no. 9: 1534. https://doi.org/10.3390/ani10091534