scholarly journals The effect of dry cow therapy using systemic tylosin in combination with common intramammary medications on mastitis rate, cull rate, somatic cell count, and milk production in dairy cows affected with subclinical mastitis

2018 ◽  
Vol 11 (9) ◽  
pp. 1266-1271
Author(s):  
Zuhair Bani Ismail ◽  
Mohammad Musab Muhaffel ◽  
Ehab Abu-Basha
2013 ◽  
Vol 29 (4) ◽  
pp. 659-664
Author(s):  
I. Davidov ◽  
M. Radinovic ◽  
M. Erdeljan ◽  
Z. Kovacevic ◽  
Z. Jurakic ◽  
...  

The objective of this study was to evaluate the influence of blood and milk zinc concentration on somatic cell count, milk production and occurrence of subclinical mastitis cases. The study was performed on thirty Holstein cows approximate same body weight, ages 3 to 5 years, with equally milk production. Blood samples were taken after the morning milking from the caudal vein and milk from all four quarters was taken during morning milking. All samples of blood and milk were taken to determined zinc, using inductively coupled plasma mass spectrometry. 37.67% (11/30) cows have blood serum zinc concentration below 7?mol/l, and 63.33% or 19/30 cows have blood serum zinc concentration higher then 13?mol/l. Also 30% (9/30) cows have somatic cell count lower then 400.000/ml which indicate absence of subclinical mastitis, but 70% (21/30) cows have somatic cell count higher then 400.000/ml which indicate subclinical mastitis. According to all results in this research, zinc has very important influence on reducing subclinical mastitis and somatic cell count in milk of dairy cows.


2015 ◽  
Vol 18 (4) ◽  
pp. 799-805 ◽  
Author(s):  
A. Bortolami ◽  
E. Fiore ◽  
M. Gianesella ◽  
M. Corrò ◽  
S. Catania ◽  
...  

Abstract Subclinical mastitis in dairy cows is a big economic loss for farmers. The monitoring of subclinical mastitis is usually performed through Somatic Cell Count (SCC) in farm but there is the need of new diagnostic systems able to quickly identify cows affected by subclinical infections of the udder. The aim of this study was to evaluate the potential application of thermographic imaging compared to SCC and bacteriological culture for infection detection in cow affected by subclinical mastitis and possibly to discriminate between different pathogens. In this study we evaluated the udder health status of 98 Holstein Friesian dairy cows with high SCC in 4 farms. From each cow a sample of milk was collected from all the functional quarters and submitted to bacteriological culture, SCC and Mycoplasma spp. culture. A thermographic image was taken from each functional udder quarter and nipple. Pearson’s correlations and Analysis of Variance were performed in order to evaluate the different diagnostic techniques. The most frequent pathogen isolated was Staphylococcus aureus followed by Coagulase Negative Staphylococci (CNS), Streptococcus uberis, Streptococcus agalactiae and others. The Somatic Cell Score (SCS) was able to discriminate (p<0.05) cows positive for a pathogen from cows negative at the bacteriological culture except for cows with infection caused by CNS. Infrared thermography was correlated to SCS (p<0.05) but was not able to discriminate between positive and negative cows. Thermographic imaging seems to be promising in evaluating the inflammation status of cows affected by subclinical mastitis but seems to have a poor diagnostic value.


2019 ◽  
Author(s):  
Champak Bhakat

Article contains in depth study of following key words viz:Milk quality and quantity, Jersey crossbred, somatic cell count, Intra-mammary Infection, Farmers, Mastitis, Clean milk, subclinical mastitis, milk composition, Milk production, Mastitis management


2016 ◽  
Vol 94 (suppl_5) ◽  
pp. 554-555
Author(s):  
T. Leiva ◽  
R. F. Cooke ◽  
A. P. Brandao ◽  
R. L. A. Cerri ◽  
R. O. Rodrigues ◽  
...  

Author(s):  
Dian Cahya Hadi ◽  
Veronica Wanniatie ◽  
Arif Qisthon ◽  
Purnama Edy Santosa

This study aimed to determine the presence or absence of subclinical mastitis cases with mastitis test IPB-1 and somatic cell count calculation of the Breed method for dairy milk farm in Tanggamus Regency.  The study was conducted in January 2020. Milk specimens were taken from farmers in Gisting Atas and Air Naningan district areas of Tanggamus Regency, Lampung Province.  Specimen testing was carried out at the Animal Production Laboratory, Department of Animal Husbandry, Faculty of Agriculture, University of Lampung.  Specimens of milk used were obtained from farms in the Gisting Atas region as many as 9 lactation dairy cows and 10 lactation dairy cows from farms in the Air Naningan region.  This research method was a survey by taking farm data through interviews, taking milk specimens for mastitis testing with the reagents of IPB-1, taking specimens to be used as preparations which are then tested to somatic cell count using the breed method.  The variables observed were the results of mastitis test and the results of somatic cell counts in dairy milk.  Data were processed in tabulation and histogram then explained descriptively.  The mastitis test results showed that 33% of cow nipples from Gisting Atas farms and 37% of nipples from Air Naningan farms positively had subclinical mastitis.  Calculation of the number of somatic cells showed that the average number of somatic cells was 2,341,538 cells / ml for the Gisting Atas area and as much as 821,176 cells / ml for the Air Naningan region.    Keywords: Subclinical mastitis, IPB-1 test, Breed method, Somatic cells, dairy milk


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