Akbas, Y, Brotherstone, S, Hill, WG 1993. Animal model estimations of non-additive genetic parameters in dairy cattle and their effect on heritability estimation and breeding value prediction. Journal of Animal Breeding and Genetics 110, 105–113.
Baars, T, Barkema, HW 1997. Bulk milk somatic cell count and the use of resources in organic dairy farming – a case study on subclinical mastitis caused by Staphylococcus aureus. In Resource use in organic farming. Proceedings of the 3rd ENOF-workshop (European Network for scientific research coordination in Organic Farming), Ancona, Italy (ed. J Isart and J Llerena), pp. 175–188.
Baars, T, Smolders, G 2004. The investigations of complex management: the story of bulk milk somatic cell counts and deep litter barns. In Proceedings of the 2nd SAFO workshop (Sustainable Animal Health and Food Safety), Witzenhausen, Germany, 25–27 March, pp. 59-69.
Barkema, HW, Schukken, YH, Lam, TJGM, Beiboer, ML, Wilmink, H, Benedictus, G, Brand, A 1998. Incidence of clinical mastitis in dairy herds grouped in three categories by bulk milk somatic cell counts. Journal of Dairy Science 81, 411–419.
Barlow, R 1981. Experimental evidence for interaction between heterosis and environment in animals. Animal Breeding Abstracts 49, 715–737.
Barth, K, Aulrich, K, Haufe, HC, Müller, U, Schaub, D, Schulz, F 2011. Metabolic status in early lactating dairy cows of two breeds kept under conditions of organic farming – a case study. Agriculture and Forestry Research 61, 307–316.
Beerda, B, Ouweltjes, W, Sebeck, LBJ, Windig, JJ, Veerkamp, RF 2007. Effects of genotype by environment interactions on milk yield, energy balance and protein balance. Journal of Dairy Science 90, 219–228.
Begley, N, Buckley, F, Pierce, KM, Fahey, AG, Mallard, BA 2009. Differences in udder health and immune response traits of Holstein–Friesians, Norwegian Reds, and their crosses in second lactation. Journal of Dairy Science 92, 749–757.
Berry, DP, Lee, JM, MacDonald, KA, Stafford, K, Matthews, L, Roche, JR 2007. Associations among body condition score, body weight, somatic cell count, and clinical mastitis in seasonally calving dairy cattle. Journal of Dairy Science 90, 637–648.
Boichard, D, Bonaiti, B, Barbat, A 1993. Effect of Holstein crossbreeding in the French Black and White cattle population. Journal of Dairy Science 76, 1157–1162.
Bolinger, DJ, Albright, JL, Morrow-Tesch, J, Kenyon, SJ, Cunningham, MD 1997. The effects of restraint using self-locking stanchions on dairy cows in relation to behavior, feed intake, physiological parameters, health, and milk yield. Journal of Dairy Science 80, 2411–2417.
Bryant, JR, López-Villalobos, N, Pryce, JE, Holmes, CW, Johnson, DL, Garrick, DJ 2007. Short communication: effects of environment on the expression of breed and heterosis effects for production traits. Journal of Dairy Science 90, 1548–1553.
Butler, WR, Smith, RD 1989. Interrelationships between energy-balance and postpartum reproduction function in dairy cattle. Journal of Dairy Science 72, 767–783.
Eding, H, De Haas, Y, De Jong, G 2009. Predicting mastitis resistance breeding values from somatic cell count indicator traits. Interbull bulletin 40, 21–25.
Emanuelson, U, Danell, B, Philipsson, J 1988. Genetic parameters for clinical mastitis, somatic cell counts, and milk production estimated by multiple-trait restricted maximum likelihood. Journal of Dairy Science 71, 467–476.
Evans, RD, Dillon, P, Buckley, F, Berry, DP, Wallace, M, Ducrocq, V, Garrick, J 2006. Trends in milk production, calving rate and survival of cows in 14 Irish dairy herds as a result of the introgression of Holstein–Friesian genes. Animal Science 82, 423–433.
Fall, N, Emanuelson, U 2009. Milk yield, udder health and reproductive performance in Swedish organic and conventional dairy herds. Journal of Dairy Research 76, 402–410.
Freyer, G, König, S, Fischer, B, Bergfeld, U, Cassell, BG 2008. Invited review: crossbreeding in dairy cattle from a German perspective of the past and today. Journal of Dairy Science 91, 3725–3742.
Garmo, R, Waage, S, Sviland, S, Henriksen, BIF, Osteras, O, Reksen, O 2010. Reproductive performance, udder health, and antibiotic resistance in mastitis bacteria isolated from Norwegian Red cows in conventional and organic farms. Acta Veterinaria Scandinavia 52, 11–24.
Gilmour, AR, Gogel, BJ, Cullis, BR, Thompson, R 2009. ASReml user guide release 3.0. VSN International Ltd, Hemel Hempstead, UK.
Hansen, LB 2006. Monitoring the worldwide genetic supply for dairy cattle with emphasis on managing crossbreeding and inbreeding. Proceedings of 8th World Congress of Genetics Applied to Livestock Production, Belo Horizonte, Minas Gerias, Brazil, 13–18 August.
Hardarson, GH 2001. Is the modern high potential dairy cow suitable for organic farming conditions? Acta Veterinaria Scandinavica Supplement 95, 63–67.
Heins, BJ, Hansen, LB, Seykora, AJ, Johnson, DG, Linn, JG, Romano, JE, Hazel, AR 2008. Crossbreds of Jersey × Holstein compared with pure Holsteins for production, fertility, and body and udder measurements during first lactation. Journal of Dairy Science 91, 1270–1278.
Heizer, EE, Smith, VR, Zehner, CE 1953. A summary of studies comparing stanchion and loose housing barns. Journal of Dairy Science 36, 281–292.
Ivemeijer, S, Smolders, G, Gratzer, E, Winckler, C, Vaarst, M, March, S, Brinkmann, J, Whistance, LK, Roderick, S, Mejdell, C, Hansen, B, Henriksen, BIF, Nicholas, P, Rogerson, I, Leeb, C, Huber, J, Stöger, E, Walkenhorst, M 2012. Impact of animal health and welfare planning on medicine use, herd health and production in European organic dairy farm. Livestock Science 145, 63–72.
Jorritsma, R, Wensing, T, Kruip, TAM, Vos, P, Noordhuizen, J 2003. Metabolic changes in early lactation and impaired reproductive performance in dairy cows. Veterinary Research 34, 11–26.
Kargo, M, Madsen, P, Norberg, E 2012. Short communication: Is crossbreeding only beneficial in herds with low management level? Journal of Dairy Science 95, 925–928.
Koldeweij, E, Emanuelson, U, Janson, L 1999. Relation of milk production loss to milk somatic cell count. Acta Veterinaria Scandinavica 40, 47–56.
Krutzinna, C, Boehncke, E, Herrmann, HJ 1996. Organic milk production in Germany. Biological Agriculture and Horticulture 13, 351–358.
Lund, V, Algers, B 2003. Research on animal health and welfare in organic farming – a literature review. Livestock Production Science 80, 55–68.
Marley, CL, Weller, RF, Neale, M, Main, DCJ, Roderick, S, Keatinge, R 2010. Aligning health and welfare principles and practice in organic dairy systems: a review. Animal 4, 259–271.
Nauta, WJ, Veerkamp, RF, Brascamp, EW, Bovenhuis, H 2006. Genotype by environment interaction for milk production traits between organic and conventional dairy cattle production in the Netherlands. Journal of Dairy Science 89, 2729–2737.
Nauta, WJ, Groen, AF, Veerkamp, RF, Roep, D, Baars, T 2005. Animal breeding in organic dairy farming: an inventory of farmers’ views and difficulties to overcome. NJAS – Wageningen Journal of Life Sciences 53, 19–34.
Nauta, WJ, Baars, T, Saatkamp, H, Weenink, D, Roep, D 2009. Farming strategies in organic dairy farming: effects on breeding goal and choice of breed. An explorative study. Livestock Science 121, 187–199.
Padel, S 2000. Strategies of organic milk production. In Human–animal relationships: Stockmanship and Housing in Organic Livestock Systems. Proceedings of the 3rd Network for Animal Health and Welfare in Organic Agriculture (NAHWOA) Workshop, Clermont-Ferrand, France, 21–24 October 2000 (ed. M Hovi and M Bouilhol), pp. 121–135.
Penasa, M, Lopez-Villalobos, N, Evans, RD, Cromie, AR, Dal Zotto, R, Cassandro, M 2010. Crossbreeding effects on milk yield traits and calving interval in spring-calving dairy cows. Journal of Animal Breeding and Genetics 127, 300–307.
Prendiville, R, Pierce, KM, Buckley, F 2009. An evaluation of production efficiencies among lactating Holstein–Friesian, Jersey, and Jersey × Holstein–Friesian cows at pasture. Journal of Dairy Science 92, 6176–6185.
Roesch, M, Doherr, MG, Schaeren, W, Schaellibau, M, Blum, JW 2007. Subclinical mastitis in dairy cows in Swiss organic and conventional production systems. Journal of Dairy Research 74, 86–92.
Sewalem, A, Miglior, F, Kistemaker, GJ, Van Doormaal, BJ 2006. Analysis of the relationship between somatic cell score and functional longevity in Canadian dairy cattle. Journal of Dairy Science 89, 3609–3614.
Smolders, EAA 2001. Preventive measures for animal health and practical means for management support on organic dairy farms in the Netherlands. Proceedings of the 5th Network for Animal Health and Welfare in Organic Agriculture (NAHWOA) Workshop, Rodding, Denmark, 11–13 November 2001, pp. 113–125.
Smolders, EAA, Van der Werf, J, Van de Mortel, D, Kijlstra, A 2005. Udder health, treatments and pathogens in organic dairy herds in the Netherlands. In Mastitis in dairy production – current knowledge and future solutions. Proceedings of the 4th International Dairy Federation (IDF) International Mastitis Conference, Maastricht, the Netherlands, 12–15 June. (ed. H Hogeveen), pp. 248–253.
Somers, JGCJ, Frankena, K, Noordhuizen-Stassen, EN, Metz, JHM 2003. Prevalence of claw disorders in Dutch dairy cows exposed to several floor systems. Journal of Dairy Science 86, 2082–2093.
Sorensen, MK, Norberg, E, Pedersen, J, Christensen, LG 2008. Crossbreeding in dairy cattle: a Danish perspective. Journal of Dairy Science 91, 4116–4128.
Takagi, M, Yamagishi, N, Lee, IH, Oboshi, K, Tsuno, M, Wijayagunawardane, MPB 2005. Reproductive management with ultrasound scanner-monitoring system for a high yielding commercial dairy herd reared under stanchion management style. Asian-Australian Journal of Animal Science 18, 949–956.
Touchberry, RW 1992. Crossbreeding effects in dairy cattle: the Illinois experiment 1949–1969. Journal of Dairy Science 75, 640–667.
Tyrell, HF, Reid, JT 1965. Prediction of the energy value of cows’ milk. Journal of Dairy Science 48, 1215–1233.
Valle, PS, Lien, G, Flaten, O, Koesling, M, Ebbesvik, M 2007. Herd health and health management in organic versus conventional dairy herds in Norway. Livestock Science 112, 123–132.
Van der Werf, JHJ, De Boer, W 1989. Estimation of genetic parameters in crossbred population of Black and White dairy cattle. Journal of Dairy Science 72, 2615–2623.
Van Raden, PM, Sanders, AH 2003. Economic merit of crossbred and purebred US dairy cattle. Journal of Dairy Science 86, 1036–1044.
Vance, ER, Ferris, CP, Eilliott, CT, McGettrick, SA, Kilpatrick, DJ 2012. Food intake, milk production, and tissue change of Holstein–Friesian and Jersey × Holstein–Friesian dairy cows within a medium-input grazing system and a high-input total confinement system. Journal of Dairy Science 95, 1527–1544.
Ward, WR, Hughes, JW, Faull, WB, Cripps, PJ, Sutherland, JP, Sutherst, JE 2002. Observational study of temperature, moisture, pH and bacteria in straw bedding, and faecal consistency, cleanliness and mastitis in cows in four dairy herds. Veterinary Record 151, 199–206.
Weller, RF, Bowling, PJ 2000. Health status of dairy herds in organic farming. Veterinary Record 146, 80–81.
Zom, RLG, Smolders, EAA 2009. Organic dairy farming with low concentrate input. ASG-rapport 246, June, 26pp.