Journal of Dairy Science
Volume 91, Issue 5 , Pages 1778-1785 , May 2008

Effect of Sex-Sorted Sperm Dosage on Conception Rates in Holstein Heifers and Lactating Cows

  • J.M. DeJarnette

      Affiliations

    • Select Sires Inc., Plain City, OH 43064
    • Corresponding Author InformationCorresponding author.
    • ,
  • R.L. Nebel

      Affiliations

    • Select Sires Inc., Plain City, OH 43064
    • ,
  • C.E. Marshall

      Affiliations

    • Select Sires Inc., Plain City, OH 43064
    • ,
  • J.F. Moreno

      Affiliations

    • Sexing Technologies Inc., Navasota, TX 77868
    • ,
  • C.R. McCleary

      Affiliations

    • Sexing Technologies Inc., Navasota, TX 77868
    • ,
  • R.W. Lenz

      Affiliations

    • Sexing Technologies Inc., Navasota, TX 77868

Received 19 December 2007 ,Accepted 22 January 2008.

References 

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  3. den Daas JHG, de Jong G, Lansbergen LMTE, van Wagtendonk-de Leeuw AM. The relationship between the number of spermatozoa inseminated and the reproductive efficiency of individual dairy bulls. J. Dairy Sci. 1998;81:1714–1723
  4. DeJarnette JM, Nebel RL, Meek B, Wells J, Marshall CE. Commercial application of sex-sorted semen in Holstein heifers. J. Dairy Sci. 2007;90(Suppl. 1):228;(Abstr.)
  5. Fetrow J, Overton M, Eicker S. Sexed semen: Economics of a new technology. Bovine Pract. 2007;41:88–99
  6. Garner DL, Johnson LA, Lake S, Chaney N, Stephenson D, Pinkel D, et al. Quantification of the X- and Y-chromosome-bearing spermatozoa of domestic animals by flow cytometry. Biol. Reprod. 1983;28:312–321
  7. Garner DL, Seidel GE. Current status of sexing mammalian spermatozoa. Reproduction. 2002;124:733–743
  8. Johnson LA, Flook JP, Hawk HW. Sex preselection in rabbits: Live births from X and Y sperm separated by DNA and cell sorting. Biol. Reprod. 1989;41:199–203
  9. Olynk NJ, Wolf CA. Expected net present value of pure and mixed sexed semen artificial insemination strategies if dairy heifers. J. Dairy Sci. 2006;90:2569–2576
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  11. Saacke RG. AI fertility: Are we getting the job done. In: Proc. 17th Tech. Conf. Artif. Insem. Reprod., Natl. Assoc. Anim. Breeders, Columbia, MO. 1998;p. 6–13
  12. Saacke RG, Marshall CE. Observations on the acrosomal cap of fixed and unfixed spermatozoa. J. Reprod. Fertil. 1968;17:511–514
  13. Salisbury GW, Van Demark NL. Significance of semen quality. In: Physiology of Reproduction and Artificial Insemination in Cattle. 1st ed. San Francisco, CA: W.H. Freeman and Co; 1961;p. 359–379
  14. Sartori R, Souza AH, Guenther JN, Caraviello DZ, Geiger LN, Schenk JL, et al. Fertilization rate and embryo quality n superovulated Holstein heifers artificially inseminated with X-sorted or unsorted sperm. Anim. Reprod. 2004;1:86–90
  15. Schenk JL, Everett RW. Insemination of Holstein cows with sexed sperm. J. Dairy Sci. 2007;90(Suppl. 1):18;(Abstr.)
  16. Schenk JL, Suh TK, Cran DG, Seidel GE. Cryopreservation of flow-sorted bovine spermatozoa. Theriogenology. 1999;52:1375–1391
  17. Seidel GE. Economics of selecting for sex: The most important genetic trait. Theriogenology. 2003;59:585–598
  18. Seidel GE. Overview of sexing sperm. Theriogenology. 2007;68:443–446
  19. Seidel GE, Garner DL. Current status of sexing mammalian spermatozoa. Reproduction. 2002;124:733–743
  20. Seidel GE, Schenk JL. Pregnancy rates in cattle with cryopreserved sexed sperm: Effects of sperm numbers per inseminate and sire of sperm deposition. Anim. Reprod. Sci. 2007;[E-pub ahead of print]
  21. Seidel GE, Schenk JL, Herickhoff LA, Doyle SP, Brink Z, Green RD, et al. Insemination of heifers with sexed sperm. Theriogenology. 1999;52:1407–1420
  22. van Giessen RC, Zuidberg CA, Wilmink W, Veene W, den Daas N. Optimum use of a bull with high genetics. In: Proc. XII Int. Congr. Anim. Reprod. Artif. Insem., 3. The Hague, the Netherlands. 1992;p. 1493
  23. Vishwanath R. Artificial insemination: The state of the art. Theriogenology. 2003;59:571–584
  24. Welch GR, Johnson LA. Sex preselection: Laboratory validation of the sperm sex ratio of flow-sorted X- and Y-sperm by sort reanalysis for DNA. Theriogenology. 1999;52:1343–1352

PII: S0022-0302(08)71214-1

doi: 10.3168/jds.2007-0964

Journal of Dairy Science
Volume 91, Issue 5 , Pages 1778-1785 , May 2008

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