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Abstract

Jersey cattle are the second most prominent breed in the United States and represent a growing portion of the dairy cow population in the United States. The objectives of our study were to determine the male lineages of Jersey sires with official genetic evaluations and to determine whether there...

Author(s)
Dechow, C. D.; Liu, W. S.; Idun, J. S.; Maness, B.
Publisher
Elsevier Inc., Philadelphia, USA
Citation
Journal of Dairy Science, 2018, 101, 3, pp 2281-2284
Abstract

The number of inseminations carried out in 1983/84 was approx. 2 555 000, 17 236 more than in the previous yr. The 30- to 60-day NR rate was 80.2% vs. 80.4 in 1982/83. The percentages of inseminations with dairy breed and beef breed semen were 65.7 and 34.3 resp. vs. 67.2 and 32.8 in 1982/83....

Publisher
Thames Ditton, UK
Citation
Report of the Breeding and Production Organisation. No. 34, 1983/84., 1984, pp 30-78
Abstract

The number of 1st inseminations carried out with semen from bulls of dairy, dual-purpose and beef breeds was 1 208 737, 1168 and 589 124 resp. in 1982/83 vs. 1 164 202, 1185 and 619 127 in 1981/82. The breeds responsible for at least 1% of the total number of inseminations were as follows:...

Publisher
Thames Ditton, Surrey, UK
Citation
Report of the Breeding and Production Organisation 1982/83, No. 33., 1983, pp 31-79
Abstract

The number of 1st inseminations carried out with semen from bulls of dairy, dual-purpose and beef breeds was 1 160 175, 9078 and 615 261 resp. in 1981/82 vs. 1 156 515, 9655 and 648 231 in 1980/81. The breeds responsible for more than or equal to 1% of the total number of inseminations were as...

Publisher
Thames Ditton, Surrey, UK
Citation
Report of the Breeding and Production Organisation 1981/82, No. 32, 1982, pp 30-71
Abstract

The number of 1st inseminations carried out with semen from bulls of dairy, dual-purpose and beef breeds was 1 156 515, 9655 and 648 231 resp. in 1980/81 vs. 1 235 246, 10 561 and 636 205 in 1979/80. The breeds responsible for more than or equal to 1% of the total number of inseminations were as...

Publisher
Thames Ditton, Surrey., UK
Citation
UK, England and Wales, Milk Marketing Board: Report of the Breeding and Production Organisation 1980/1981, No. 31., 1981, pp 30-50
Abstract

The number of 1st inseminations carried out with semen from bulls of dairy, dual-purpose and beef breeds was 1 235 246, 10 561 and 636 205 resp. in 1979/80 vs. 1 315 101, 11 640 and 586 837 in 1978/79. The breeds responsible for more than or equal to 1% of the total number of inseminations were as...

Publisher
Thames Ditton, Surrey., UK
Citation
UK, England and Wales, Milk Marketing Board: Report of the Breeding and Production Organisation 1979/80, No. 30., 1980, pp 33-56
Abstract

The number of 1st inseminations carried out with semen from bulls of dairy, dual-purpose and beef breeds was 1 315 101, 11 640 and 586 837 in 1978/79 v 1 225 064, 12 192 and 620 210 in 1977/78. The breeds responsible for more than or equal to 1% of the total number of inseminations were as follows: ...

Publisher
Thames Ditton, Surrey.,
Citation
UK, England and Wales, Milk Marketing Board: Report of the Breeding and Production Organisation 1978/79, No. 29., 1979, pp 38-62
Abstract

The number of 1st inseminations carried out with semen from bulls of dairy, dual-purpose and beef breeds was 1 225 064, 16 117 and 616 358 resp. in 1977/78 v 1 206 413, 17 945 and 618 727 in 1976/77. The breeds responsible for more than or equal to 1% of the overall total number of inseminations...

Publisher
Thames Ditton, Surrey.,
Citation
UK, England and Wales, Milk Marketing Board: Report of the Breeding and Production Organisation 1977/78, No. 28., 1978, pp 40-64
Abstract

Milk Production: The upward trend in total milk production and in yield per cow has continued; the latter reached 875 gal. Dairy and beef cow numbers increased to 2 794 000 and 719 000 resp., due largely to fewer cows being culled. Prices of steer calves rose considerably, those for Hereford X...

Publisher
Thames Ditton, Surrey, England, Milk Marketing Board.,
Citation
Report of the Breeding and Production Organisation, 1971-72, No. 22., 1973, pp 158 pp.
Abstract

The number of cows artificially inseminated in the year 1955/56 increased to 1, 279, 000, representing 55% of the total number of cows artificially inseminated in England and Wales. The greatest demand was still for Friesian semen, followed in order by Dairy Shorthorn, Hereford, Ayrshire, Aberdeen...

Publisher
Thames Ditton: The Board.,
Citation
GREAT BRITAIN, 1956, pp 118 pp.

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