C Fourichon

Summary

Country: France

Publications

  1. ncbi Effects of disease on milk production in the dairy cow: a review
    C Fourichon
    Unit of Animal Health Management, Veterinary School INRA, Nantes, France
    Prev Vet Med 41:1-35. 1999
  2. ncbi Quantification of economic losses consecutive to infection of a dairy herd with bovine viral diarrhoea virus
    Christine Fourichon
    Unit of Animal Health Management, Veterinary School INRA, BP 40706, 44307 Nantes Cedex 03, France
    Prev Vet Med 72:177-81; discussion 215-9. 2005
  3. ncbi Effect of disease on reproduction in the dairy cow: a meta-analysis
    C Fourichon
    Unit of Animal Health Management, Veterinary School INRA, Nantes, France
    Theriogenology 53:1729-59. 2000
  4. ncbi Reasons for culling in French Holstein cows
    H Seegers
    Unit of Animal Health Management, INRA Veterinary School, Nantes, France
    Prev Vet Med 36:257-71. 1998
  5. doi Decrease in milk yield associated with exposure to bluetongue virus serotype 8 in cattle herds
    S Nusinovici
    ONIRIS, UMR1300 Biologie, Epidémiologie et Analyse de Risque, La Chantrerie, BP 40706, F 44307 Nantes, France
    J Dairy Sci 96:877-88. 2013
  6. doi Increase in the occurrence of abortions associated with exposure to the Bluetongue virus serotype 8 in naïve dairy herds
    S Nusinovici
    ONIRIS, UMR1300 Biologie, Epidémiologie et Analyse de Risque, La Chantrerie, Nantes, France
    Theriogenology 78:1140-51. 2012
  7. doi Within-herd contact structure and transmission of Mycobacterium avium subspecies paratuberculosis in a persistently infected dairy cattle herd
    C Marce
    INRA, ONIRIS, UMR1300 Bioagression, Epidémiologie et Analyse de Risque, BP 40706, F 44307 Nantes, France
    Prev Vet Med 100:116-25. 2011
  8. ncbi Bulk milk somatic cell counts and bovine viral diarrhoea virus (BVDV) infection in 7252 dairy herds in Brittany (western France)
    F Beaudeau
    Unit of Animal Health Management, Veterinary School INRA, BP 40706, 44307 Nantes Cedex 03, France
    Prev Vet Med 72:163-7; discussion 215-9. 2005
  9. pmc Review and critical discussion of assumptions and modelling options to study the spread of the bovine viral diarrhoea virus (BVDV) within a cattle herd
    A F Viet
    Unit of Animal Health Management, Veterinary School INRA, Nantes, France
    Epidemiol Infect 135:706-21. 2007
  10. ncbi Risk of clinical mastitis in dairy herds with a high proportion of low individual milk somatic-cell counts
    F Beaudeau
    Unit of Animal Health Management, INRA Veterinary School, Nantes, France
    Prev Vet Med 53:43-54. 2002

Detail Information

Publications25

  1. ncbi Effects of disease on milk production in the dairy cow: a review
    C Fourichon
    Unit of Animal Health Management, Veterinary School INRA, Nantes, France
    Prev Vet Med 41:1-35. 1999
    ..3-3.3 kg/day across the lactation). All the five studies, investigating effects of displaced abomasum, found losses (3.5-10.9 kg/day across 80 days in milk, or 0.8-2.5 kg/day across the lactation)...
  2. ncbi Quantification of economic losses consecutive to infection of a dairy herd with bovine viral diarrhoea virus
    Christine Fourichon
    Unit of Animal Health Management, Veterinary School INRA, BP 40706, 44307 Nantes Cedex 03, France
    Prev Vet Med 72:177-81; discussion 215-9. 2005
    ..With a milk quota system allowing no lease of quota, assuming adjustment of the herd size by the farmer to produce the quota, decrease in gross margin was limited to 7.9 euros and 13.9 per 1000 l of milk...
  3. ncbi Effect of disease on reproduction in the dairy cow: a meta-analysis
    C Fourichon
    Unit of Animal Health Management, Veterinary School INRA, Nantes, France
    Theriogenology 53:1729-59. 2000
    ..Anestrus was associated with 26 more days to first service and with an 18% lower conception rate at first service, resulting in 41 more days to conception. Abortion was associated with 70 to 80 more days to conception...
  4. ncbi Reasons for culling in French Holstein cows
    H Seegers
    Unit of Animal Health Management, INRA Veterinary School, Nantes, France
    Prev Vet Med 36:257-71. 1998
    ..These results suggest that most of the culls related to health could be contributing to economic loss. However, special priority should be given to reduce culling for reproductive problems, which is the most costly exit reason...
  5. doi Decrease in milk yield associated with exposure to bluetongue virus serotype 8 in cattle herds
    S Nusinovici
    ONIRIS, UMR1300 Biologie, Epidémiologie et Analyse de Risque, La Chantrerie, BP 40706, F 44307 Nantes, France
    J Dairy Sci 96:877-88. 2013
    ..This may be due to a greater within-herd incidence or to a greater amount of virus injected by midges to individual cows in these herds...
  6. doi Increase in the occurrence of abortions associated with exposure to the Bluetongue virus serotype 8 in naïve dairy herds
    S Nusinovici
    ONIRIS, UMR1300 Biologie, Epidémiologie et Analyse de Risque, La Chantrerie, Nantes, France
    Theriogenology 78:1140-51. 2012
    ..BTV-8 exposure from the third month of gestation was associated with a 1.9% increase of short gestations. The effect of exposure was more pronounced for outbreaks detected early in the epizootic compared with those detected later...
  7. doi Within-herd contact structure and transmission of Mycobacterium avium subspecies paratuberculosis in a persistently infected dairy cattle herd
    C Marce
    INRA, ONIRIS, UMR1300 Bioagression, Epidémiologie et Analyse de Risque, BP 40706, F 44307 Nantes, France
    Prev Vet Med 100:116-25. 2011
    ..Reducing contact between calves does not appear effective...
  8. ncbi Bulk milk somatic cell counts and bovine viral diarrhoea virus (BVDV) infection in 7252 dairy herds in Brittany (western France)
    F Beaudeau
    Unit of Animal Health Management, Veterinary School INRA, BP 40706, 44307 Nantes Cedex 03, France
    Prev Vet Med 72:163-7; discussion 215-9. 2005
    ..A carry-over effect (at least 1 year) of BVDV-infection on BMSCC was also evidenced in past-infected recently recovered, past-but-still-infected and recently infected herds...
  9. pmc Review and critical discussion of assumptions and modelling options to study the spread of the bovine viral diarrhoea virus (BVDV) within a cattle herd
    A F Viet
    Unit of Animal Health Management, Veterinary School INRA, Nantes, France
    Epidemiol Infect 135:706-21. 2007
    ..We proposed possible ways of improving models (e.g. force of infection, validation) and essential model features for further BVDV models...
  10. ncbi Risk of clinical mastitis in dairy herds with a high proportion of low individual milk somatic-cell counts
    F Beaudeau
    Unit of Animal Health Management, INRA Veterinary School, Nantes, France
    Prev Vet Med 53:43-54. 2002
    ..Herd situations with a high proportion of cows with low SCC appeared to be at increased risk of clinical mastitis...
  11. doi Higher non-return rate associated with Mycobacterium avium subspecies paratuberculosis infection at early stage in Holstein dairy cows
    C Marce
    INRA, Veterinary School of Nantes, UMR1300, Bio aggression, Epidemiology and Risk Analysis, INRA, Veterinary School of Nantes, BP 40706, F 44307 Nantes, France
    Theriogenology 71:807-16. 2009
    ..This effect was lower when comparing positive cows to negative cows in the same herds but relative risks were still above 1. The hypothesis that the effect of Map on non-return depends upon the stage of infection is formulated...
  12. doi Resilience of a beef cow-calf farming system to variations in demographic parameters
    A F Viet
    INRA, UMR1300 BioEpAR, BP 40706, F 44307 Nantes, France
    J Anim Sci 91:413-24. 2013
    ..Reversibility was observed for disturbances that persist for up to 5 yr. However, the system needed 2 to 3 yr to recover its predisturbance production level and up to 4 yr after an increase in cow infertility of 0.12...
  13. doi Quantification and at-risk period of decreased fertility associated with exposure to bluetongue virus serotype 8 in naïve dairy herds
    S Nusinovici
    ONIRIS, UMR1300 Biologie, Epidémiologie et Analyse de Risque, La Chantrerie, BP 40706, F 44307 Nantes, France
    J Dairy Sci 95:3008-20. 2012
    ..Given the duration of the period that cows were at risk for decreased fertility and the magnitude of the effect, the average BTV-8 exposure in naïve herds led to major losses...
  14. doi Invited review: modeling within-herd transmission of Mycobacterium avium subspecies paratuberculosis in dairy cattle: a review
    C Marce
    INRA, ONIRIS, UMR1300 Bioagression, Epidémiologie et Analyse de Risque, BP 40706, F 44307 Nantes, France
    J Dairy Sci 93:4455-70. 2010
    ....
  15. ncbi Estimating relative risk of disease from outputs of logistic regression when the disease is not rare
    F Beaudeau
    Unit of Animal Health Management, INRA Veterinary School, Nantes, France
    Prev Vet Med 36:243-56. 1998
    ..Simulations also showed that ranking of the risk-factor levels according to their effect cannot always rely on OR...
  16. ncbi Simulation study to assess the efficiency of a test-and-cull scheme to control the spread of the bovine viral-diarrhoea virus in a dairy herd
    A F Viet
    Unit of Animal Health Management, Veterinary School and INRA, BP 40706, 44307 Nantes Cedex 03, France
    Prev Vet Med 76:151-66. 2006
    ..Given this, the economic efficiency of the test-and-cull scheme should be further investigated...
  17. pmc Influence of the transmission function on a simulated pathogen spread within a population
    T Hoch
    UMR708 Gestion de la Santé Animale, ENVN, INRA, Atlanpole Chantrerie, Nantes, France
    Epidemiol Infect 136:1374-82. 2008
    ..An analytical study corroborated the simulated results. As a conclusion, the choice between the different transmission functions, particularly between DD and FD, must be carefully considered for a varying population size...
  18. ncbi Production effects related to mastitis and mastitis economics in dairy cattle herds
    Henri Seegers
    Unit of Animal Health Management, UMR 708 ENVN INRA, National Veterinary School, BP 40706, 44307 Nantes Cedex 03, France
    Vet Res 34:475-91. 2003
    ..To support decision making for udder health control, it is necessary to use a marginal approach, based on the comparison of the losses avoided and the additional costs of modified plans, compared to the existing ones...
  19. ncbi A model of the spread of the bovine viral-diarrhoea virus within a dairy herd
    Anne France Viet
    Unit of Animal Health Management, Veterinary School and INRA, P O Box 40706, 44307 Nantes Cedex 03, France
    Prev Vet Med 63:211-36. 2004
    ..Qualitative validation consisted in comparing the bulk-milk ELISA results over time in a sample of herds detected with a new infection with the ones derived from simulations...
  20. ncbi Assessment of strategies to control BVDV spread in a dairy herd using computer simulation
    Anne France Viet
    Unit of Animal Health Management, Veterinary School, INRA, BP 40706, 44307 Nantes Cedex 03, France
    Prev Vet Med 72:99-102; discussion 215-9. 2005
    ..The test-and-cull programme reduced the length of the virus persistence. The extent of infection was moderately reduced...
  21. ncbi Description and first results of a BVDV control scheme in Brittany (western France)
    Alain Joly
    Union Bretonne des Groupements de Défense Sanitaire, BP 110, 56003 VANNES Cedex 03, France
    Prev Vet Med 72:209-13; discussion 215-9. 2005
    ..The incidence decreased during this step. To lower costs of testing traded animals, a database was developed to collect all the available information to trace animals already known to be non-PI...
  22. ncbi Sensitivity analysis to identify key-parameters in modelling the spread of bovine viral diarrhoea virus in a dairy herd
    Pauline Ezanno
    Unit of Animal Health Management UMR708, ENVN, INRA, BP 40706, F 44307 Nantes, France
    Prev Vet Med 80:49-64. 2007
    ....
  23. doi Modelling Salmonella spread within a farrow-to-finish pig herd
    Amandine Lurette
    INRA, UMR1300 Unité Bio Agression, Epidémiologie et Analyse de Risque, BP 40706, F 44307 Nantes, France
    Vet Res 39:49. 2008
    ..3% and 13.8% respectively. A sensitivity analysis shows that the Salmonella quantity shed and the maternal protective factor are the most influential parameters on Salmonella prevalence in delivered pigs...
  24. doi Influence of herd structure and type of virus introduction on the spread of bovine viral diarrhoea virus (BVDV) within a dairy herd
    Pauline Ezanno
    INRA, UMR1300, Bio agression, Epidémiologie et Analyse de Risques, BP 40706, 44307 Nantes, France
    Vet Res 39:39. 2008
    ..Recommendations for dairy herds are to raise young animals together before breeding and to isolate lactating cows from others as much as possible. These recommendations will be less efficient if a PI adult enters into the herd...
  25. ncbi Approach for qualitative validation using aggregated data for a stochastic simulation model of the spread of the bovine viral-diarrhoea virus in a dairy cattle herd
    Anne France Viet
    Unit of Animal Health Management, Veterinary School and INRA, Nantes, France
    Acta Biotheor 54:207-17. 2006
    ..Comparison was done only for observed data and simulated aggregated outputs that were in the domain of validation. The validity of our BVDV model was not rejected. Drawbacks and ways of improvement of the approach are discussed...