+ Site Statistics
+ Search Articles
+ PDF Full Text Service
How our service works
Request PDF Full Text
+ Follow Us
Follow on Facebook
Follow on Twitter
Follow on LinkedIn
+ Subscribe to Site Feeds
Most Shared
PDF Full Text
+ Translate
+ Recently Requested

Calving season and fertility in cattle

Calving season and fertility in cattle

Lucrari Stiintifice, Institutul de Cercetare si Productie pentru Cresterea Bovinelor (10): 35-43

Data were obtained on 1052 calvings over a 2-yr period. Seasonal distribution of calvings (winter, spring, summer and autumn) was 33.6, 31.7, 21.1 and 13.6% resp. in the 1st yr, and 25.7, 39.9, 22.3 and 13.1% in the 2nd. The av. milk yield was 3650 kg in the 1st yr, and 3078 in the 2nd. Milk yield (as a percentage of the overall average) of cows calving in the 4 seasons was 104.6, 89.5, 103.1 and 108.4 resp. in the 1st yr, and 101.3, 96.5, 99.8 and 105.6 in the 2nd.

Please choose payment method:

(PDF emailed within 1 workday: $29.90)

Accession: 001311845

Download citation: RISBibTeXText

Related references

Effect of calving season on fertility in cattle. Zeszyty Naukowe Akademii Rolniczo Technicznej w Olsztynie (142 (Zootechnika 8)): 91-103, 1975

Age at first calving, calving interval and calving season in Brown Alpine and Friesian cattle in Parma Province. Zootec, e Vet, 12: 245-255, 1957

Influence of biological rest period on the fertility of cattle with respect to season of calving, age, milk production and parentage. Vet.-med. Dissertation, Tierarztl. Hochsch, Hanover., 71, 1964

Norwegian red cattle and south and west coast cattle milk production calving season mating season. Meldinger fra Norges Landbrukshogskole 46(19): 1-11, 1967

Effect of parity and season of calving on the calving interval in Retinta cattle. Investigacion Agraria, Produccion y Sanidad Animales 4(1): 45-51, 1989

Influence of number of calving and season on calving interval in retinto cattle. Investigacion Agraria Produccion y Sanidad Animales 4(1): 45-52, 1989

Influence of number of calving, season and sex on calving interval in Retinto cattle. 38th Annual Meeting of the European Association for Animal Production, Lisbon, Portugal, 28 September 1 October 1987 Volume 2 Commissions on cattle production, sheep and goat production, pig production and horse production: 740-741, 1987

Influences of calving year, calving season and parity on the lactation curve of Korean cattle. Journal of Animal Science and Technology 44(6): 661-668, 2002

The effect of calving season and age at calving on production traits of South African dairy cattle. South African Journal of Animal Science 31(3/4): 205-214, 2001

The effects of year, calving number and calving season on some reproductive characteristics of Holstein cattle. Veteriner Fakultesi Dergisi, Uludag Universitesi 18(1/2): 239-249, 1999

Multiplication factors for the adjustment of milk fat yield in Gir cattle and the simultaneous effects of age at calving and calving season. Revista da Sociedade Brasileira de Zootecnia 26(1): 80-87, 1997

Effect of calving season on pregnancy rate, calving pattern and calf survival of beef cattle in Alberta. Journal of Animal Science 73(SUPPL 1): 299, 1995

Effect of some non-genetic factors on milk production. 2. Effects of age at first calving and season of calving in Herve Black Pied cattle. Annales de Medecine Veterinaire 122(5): 415-424, 1978

Effect of season of calving on first lactation yield, service period and calving interval of crossbred cattle in West Bengal. Indian Veterinary Journal 66(11): 1084-1085, 1989

Influence of season and off season of calving and average daily milk yield of the Indian water buffaloes on their fertility. Indian J. Dairy Sci, 21: 27-36, 1968