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Original Articles

Effects of intramammary infections on somatic cell score and milk yield in Sarda sheep

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Pages 128-131 | Received 08 Jul 2009, Accepted 31 Jan 2011, Published online: 03 May 2011

References

  • Albenzio , M , Taibi , L , Muscio , A and Sevi , A . 2002 . Prevalence and etiology of subclinical mastitis in intensively managed flocks and related changes in the yield and quality of ewe milk . Small Ruminant Research , 43 : 219 – 26 .
  • *Anonymous . 1995 . International Dairy Federation. Enumeration of somatic cells . FIL-IDF Bulletin , 148A : 1 – 18 . *Non-peer-reviewed
  • Bradley , A J . 2002 . Bovine Mastitis: An evolving disease . The Veterinary Journal , 164 : 116 – 28 .
  • Berthelot , X , Lagriffoul , G , Concordet , D , Barillet , F and Bergonier , D . 2006 . Physiological and pathological thresholds of somatic cell counts in ewe milk . Small Ruminant Research , 62 : 27 – 31 .
  • Boyazoglu , J and Morand-Fehr , P . 2001 . Mediterranean dairy sheep and goat products and their quality: A critical review . Small Ruminant Research , 40 : 1 – 11 .
  • Carta , A , Sanna , S R and Casu , S . 1995 . Estimating lactation curves and seasonal effects for milk, fat and protein in Sarda dairy sheep with a test day model . Livestock Production Science , 44 : 37 – 44 .
  • Contreras , A , Sierra , D , Corrales , J C , Sanchez , A and Marco , J . 1996 . Physiological threshold of somatic cell count and California Mastitis Test for diagnosis of caprine subclinical mastitis . Small Ruminant Research , 21 : 259 – 64 .
  • Contreras , A , Paape , M J and Miller , R H . 1999 . Prevalence of subclinical intramammary infection caused by Staphylococcus epidermidis in a commercial dairy goat herd . Small Ruminant Research , 31 : 203 – 8 .
  • Gonzalo , C A , Ariznabarreta , J A , Carriedo , J A and San Primitivo , F . 2002 . Mammary pathogens and their relationship with somatic cell count and milk yield losses in dairy ewes . Journal of Dairy Science , 85 : 1460 – 7 .
  • Gonzalo , C , Carriedo , J A , Beneitez , E , Juárez , M T , De La Fuente , L F and San Primitivo , F . 2006 . Short communication: Bulk tank total bacterial count in dairy sheep: Factors of variation and relationship with somatic cell count . Journal of Dairy Science , 89 : 549 – 52 .
  • Green , L E , Schukken , Y H and Green , M J . 2007 . On distinguishing cause and consequence: Do high somatic cell counts lead to lower milk yield or does high milk yield lead to lower somatic cell count? . Preventive Veterinary Medicine , 76 : 74 – 89 .
  • Halasa , T , Nielen , M , De Roos , A P , van Hoorne , R , de Jong , G , Lam , T J , van Werven , T and Hogeveen , H . 2009 . Production loss due to new subclinical mastitis in Dutch dairy cows estimated with a test-day model . Journal of Dairy Science , 92 : 599 – 606 .
  • *Harmon , R J , Eberhart , R J , Jasper , D E , Langlois , B E and Wilson , R A . 1990 . Microbiological Procedures for the Diagnosis of Bovine Udder Infection. , 3rd Edtn , 1 – 34 . Arlington VA , USA : National Mastitis Council Inc. .
  • Kirk , J H . 1984 . Programmable calculator program for linear somatic cell scores to estimate mastitis yield losses . Journal of Dairy Science , 67 : 441 – 3 .
  • Leitner , G , Chaffer , M , Shamay , A , Shapiro , F , Merin , U , Ezra , E , Saran , A and Silanikove , N . 2004 . Changes in milk composition as affected by subclinical mastitis in sheep . Journal of Dairy Science , 87 : 46 – 52 .
  • Leitner , G , Silanikove , N and Merin , U . 2008 . Estimate of milk and curd yield loss of sheep and goats with intramammary infection and its relation to somatic cell count . Small Ruminant Research , 74 : 221 – 5 .
  • Luengo , C , Sánchez , A , Corrales , J C , Fernández , C and Contreras , A . 2004 . Influence of intramammary infection and non-infection factors on somatic cell counts in dairy goats . Journal of Dairy Research , 71 : 169 – 74 .
  • Moroni , P , Pisoni , G , Ruffo , G and Boettcher , P J . 2005 . Risk factors for intramammary infections and relationship with somatic-cell counts in Italian dairy goats . Preventive Veterinary Medicine , 69 : 163 – 73 .
  • Pulina , G , Macciotta , N P and Nudda , A . 2005 . Milk composition and feeding in Italian dairy sheep . Italian Journal of Animal Science , 1 : 5 – 14 .
  • Reksen , O , Sølverød , L and Østerås , O . 2007 . Relationships between milk culture results and milk yield in Norwegian dairy cattle . Journal of Dairy Science , 90 : 4670 – 8 .
  • Sánchez , A , Contreras , A and Corrales , J C . 1999 . Parity as a risk factor for caprine subclinical intramammary infection . Small Ruminant Research , 69 : 163 – 73 .
  • Schukken , Y H , González , R N , Tikofsky , L L , Schulte , H F , Santisteban , C G , Welcome , F L , Bennett , G J , Zurakowski , M J and Zadoks , R N . 2009 . CNS mastitis: Nothing to worry about? . Veterinary Microbiology , 134 : 9 – 14 .
  • Seegers , H , Fourichon , C and Beaudeau , F . 2003 . Production effects related to mastitis and mastitis economics in dairy cattle herds . Veterinary Research , 34 : 475 – 91 .

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