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Cornell University

Dairy Cattle Biology & Management Laboratory

Department of Animal Science, Cornell University

Conference Abstracts

  1. Laplacette A. L., Rial C., Duhastchek D., Perez M.M., Stangaferro M. L., Thomas M. J. and Giordano J. O.* 2023. Effect of delaying induction of ovulation on ovarian function of lactating dairy cows synchronized with Double-Ovsynch and inseminated after detected estrus or timed AI. J. Dairy Sci. 106 (E-Suppl. 1).
  2. Rial C., Stangaferro M. L., Thomas M. J. and Giordano J. O.* 2023. Association between vaginal discharge scores with rumination time, activity time, a health index score, and milk yield in lactating dairy cows. J. Dairy Sci. 106 (E-Suppl. 1).
  3. Rial C., Hussain I., Erickson D., Branen J. and Giordano J. O.* 2023. Development and demonstration of lateral-flow immunoassays for determination of the pregnancy and ovarian physiological status of cows. J. Dairy Sci. 106 (E-Suppl. 1).
  4. Ren Y., Duhatschek D., Bartolomeu C., Kerwin A. L., Erickson D. and Giordano J. O.* 2023. Demonstration of an automated system for cattle reproductive management under the Internet of Things framework: e-Synch system and cow responses. J. Dairy Sci. 106 (E-Suppl. 1).
  5. Ren Y., Duhatschek D., Bartolomeu C., Laplacette A. L., Perez M. M., Rial C., Kerwin A. L., Erickson D. and Giordano J. O.* 2023. Induction of Luteinizing Hormone release after Gonadotropin Releasing Hormone delivery with e-Synch system. J. Dairy Sci. 106 (E-Suppl. 1).
  6. Laplacette A.L., Rial C., Magaña Baños G.S., Garcia Escalera J.A., and Giordano J. O.* 2022. Effect of a targeted reproductive management program based on automated detection of estrus during the VWP on reproductive performance of lactating dairy cows. Dairy Sci. 105 (E-Suppl. 1).
  7. Laplacette A.L., Rial C., Stangaferro M.L., Thomas M.J. and Giordano J. O.* 2022. Effect of delaying induction of ovulation and timed AI on expression of estrus and first service reproductive outcomes of lactating dairy cows. J. Dairy Sci. 105 (E-Suppl. 1).
  8. Rial C., Laplacette A. L., Giordano J. O.* 2022. Rumination time, calving features, health events, and dairy cow performance are associated with estrus expression during the voluntary waiting period. J. Dairy Sci. 105 (E-Suppl. 1).
  9. Rial C., Laplacette A. L., Giordano J. O.* 2022. Combining data for estrus expression during the VWP and predictors of reproductive outcomes identified subgroups of cows with different reproductive performance. J. Dairy Sci. 105 (E-Suppl. 1). J. Dairy Sci. 105 (E-Suppl. 1).
  10. Rial C., Laplacette A. L., Giordano J. O.* 2022. Automated estrus alert features during the VWP and AI period were affected by cow features and early lactation events and were associated with first service outcomes in dairy cows. J. Dairy Sci. 105 (E-Suppl. 1).
  11. Sitko E. M., Pérez M. M., Granados G. E., Di Croce F. A., Weigel D. J., McNeel A. M., and Giordano J. O.* 2022. Effect of reproductive programs that prioritized timed AI or AI at detected estrus on cash flow of cows of different genetic merit for fertility. J. Dairy Sci. 105 (E-Suppl. 1).
  12. Granados G. E., Perez M.M., and Giordano J. O.* 2022. Prediction of pregnancy in lactating dairy cows with machine learning algorithms using behavioral, physiological, and performance sensor data and other cow, herd, and environmental data. J. Dairy Sci. 105 (E-Suppl. 1).
  13. Giordano J. O.*, Ribeiro E. S., Dalton J., Denicol A. C., DeVries A., Lucy M. C. 2022. Revisiting the 43rd Discover Conference – Dairy cattle reproduction: lessons learned and future frontiers. J. Dairy Sci. 105 (E-Suppl. 1).
  14. Perez, M. M., W. Song, Y. Yang, M. Liu, K. P. Birman and O. Giordano*. 2021. Cloud-based artificial intelligence infrastructure for automated real-time integration of dairy data in support of predictive analytics. J. Dairy Sci. 104 (E-Suppl. 1).
  15. Perez, M. M., C. Rial, and O. Giordano*. 2021. Reticulo-ruminal temperature in the peripartum period was associated with the occurrence of health disorders after calving in dairy cows. J. Dairy Sci. 104 (E-Suppl. 1).
  16. Giordano, J. O.*, M. M. Perez, C. Rial, M. L. Stangaferro, and A. L. Laplacette. 2021. Using automated health monitoring systems to improve health monitoring and management of transition dairy cows. J. Dairy Sci. 104 (E-Suppl. 1).
  17. Rial C., A. L. Laplacette, and O. Giordano*. 2021. Effect of first-service management programs including AI at detected estrus based on automated estrus alerts and estrus occurrence during the voluntary waiting period on reproductive outcomes of dairy cows. J. Dairy Sci. Vol. 104 (E-Suppl. 1).
  18. Rial, C., A. L. Laplacette, M. M. Perez, C. C. Florentino, F. Pena-Mosca, L. Caixeta, and O. Giordano*. 2021. Pattern of rumination time and physical activity captured by an ear-attached sensor before, during, and after the clinical diagnosis of metabolic-digestive disorders in lactating dairy cows. J. Dairy Sci. 104 (E-Suppl. 1).
  19. Rial, C., A. L. Laplacette, M. M. Perez, C. C. Florentino, F. Pena-Mosca, L. Caixeta, and O. Giordano*. 2021. Pattern of rumination time and physical activity captured by an ear-attached sensor around the time of clinical diagnosis of metritis and mastitis in dairy cows. J. Dairy Sci. 104 (E-Suppl. 1).
  20. Giordano, J.O*. 2021. Use of multiple biological, management, and performance data for the design of targeted reproductive management strategies for dairy cows. J. Dairy Sci. 104 (E-Suppl. 1).
  21. Sitko, E. M., Pérez, M. M., Granados, G. E., Masello, M., O. Giordano*. 2021. Effect of reproductive programs that prioritized timed AI or AI at detected estrus on cash flow of primiparous dairy cows. J. Dairy Sci.; 104. (E-Suppl. 1).
  22. Florentino C., Z. Rodriguez, E. Shepley, F. P. Mosca, G. Cramer, C. Rial, A. Laplacette, K. Borchers, D. Asper, M. Borchers, Giordano, and L. Caixeta. 2021. Does rumination behavior in the first week postpartum impact the association between β-hydroxybutyrate and early lactation milk yield? J. Dairy Sci.; 104. (E-Suppl. 1).
  23. Pérez M. M., E. M. Cabrera, C. Rial, I. Foddanu, and O. Giordano*. 2020. Effect of metritis on the pattern of behavioral, physiological, and performance parameters monitored by sensors in dairy cows. J. Dairy Sci. Volume 103, E-Supplement 1.
  24. Perez M. M., E. M. Cabrera, C. Rial, D. V. Nydam, and O. Giordano*. 2020. Effect of metabolic and digestive disorders on patterns of behavioral, physiological, and performance parameters of lactating dairy cows. J. Dairy Sci. Volume 103, E-Supplement 1.
  25. Pérez M. M., Y. You, Y. Wang, K. Q. Weinberger, D. V. Nydam, and O. Giordano*. 2020. Performance of the machine learning method XGBoost for prediction of clinical health disorders in lactating dairy cows. J. Dairy Sci. Volume 103, E-Supplement 1.
  26. Pérez M. M., Y. You, Y. Wang, K. Q. Weinberger, D. V. Nydam, and O. Giordano*. 2020. Performance of different machine learning methods for prediction of the health status of lactating dairy cows. J. Dairy Sci. Volume 103, E-Supplement 1.
  27. Pérez M. M., G. Rubambiza, B. Barker, H. Weatherspoon, and O. Giordano*. 2020. Automated real-time integration of data from multiple sensors and non-sensor systems for prediction of dairy cow and herd status and performance. J. Dairy Sci. Volume 103, E-Supplement 1.
  28. Pérez M. M., E. M. Cabrera, C. Rial, D. V. Nydam, and O. Giordano*. 2020. Pattern of behavioral, physiological, and performance parameters before and after clinical diagnosis of mastitis. J. Dairy Sci. Volume 103, E-Supplement 1.
  29. Pérez M. M., G. Rubambiza, B. Barker H. Weatherspoon and O. Giordano*. 2020. Automated real time integration of data from multiple sensors and non-sensor systems for prediction of dairy cow and herd status and performance. J. Dairy Sci. Volume 103, E-Supplement 1.
  30. Granados G. E., M.M Pérez, and O. Giordano*. 2020. Pattern of Behavioral, Physiological, and Performance Parameters before Insemination in Dairy Cows that Become Pregnant or Not to First Service. J. Dairy Sci. Volume 103. E-Supplement 1.
  31. Stangaferro M. L., O. Giordano*, M. Z. Toledo, and M. C. Wiltbank. 2020. Prediction of pregnancy probability at first service in multiparous dairy cows based on early lactation data. J. Dairy Sci. Volume 103. E-Supplement 1.
  32. Schilkowsky E. M., G. E. Granados, E M. Sitko, M. Masello, M. M. Perez, and O. Giordano*. 2020. Evaluation and characterization of estrus alerts from an ear-attached accelerometer-based automated estrus detection system. J. Dairy Sci. Volume 103. E-Supplement 1.
  33. Masello M., Y. Ren, D. Erickson, and O. Giordano*. 2020. An electronically-controlled intravaginal hormone delivery device successfully induced luteal regression in dairy cattle. J. Dairy Sci. Volume 103. E-Supplement 1.
  34. Masello M., M. M. Perez, G. E. Granados, M. L. Stangaferro, B. Ceglowski, M. J. Thomas, and O. Giordano*. 2020. Reduced age at first calving improved the economic performance of replacement dairy heifers. J. Dairy Sci. Volume 103. E-Supplement 1.
  35. Sitko E.M., M.M. Pérez, G.E. Granados, M. Masello, and O. Giordano*. 2020. Association between age at first calving and reproductive performance of primiparous cows managed with a program that favored insemination at detected estrus. J. Dairy Sci. Volume 103. E-Supplement 1.
  36. M. Sitko, M.M. Pérez, G.E. Granados, M. Masello, and J. O. Giordano*. 2020. Age at first calving affected reproductive performance of primiparous cows managed with a program that favored timed artificial insemination. J. Dairy Sci. Volume 103. E-Supplement 1.
  37. Toledo M. Z., M. L. Stangaferro, R. S. Gennari, P. L. J. Monteiro Jr., M. M. Perez, M. Masello, M. E. Van Amburgh, D. Luchini, R. D. Shaver, O. Giordano, M. C. Wiltbank. 2020. Effect of feeding rumen-protected methionine pre- and postpartum on health, herd exit dynamics and time to pregnancy in multiparous dairy cows. J. Dairy Sci. Volume 103. E-Supplement 1.
  38. Masello M., M. Scarbolo, M.V. Schneck, M.M. Perez, E.M. Schillkowsky, E.M. Sitko, F. Sosa Hernandez, E.M. Cabrera, R.M. Rossi, and O. Giordano*. 2019. Efficacy of Intravaginal Administration of PGF2α for induction of Luteal Regression in Lactating Dairy Cows. J. Dairy Sci. Volume 102, E-Supplement 1.
  39. Masello M., E.M. Schillkowsky, Z. Lu, D. Erickson, J. Gavalchin, and O. Giordano*. 2019. A Lateral Flow-based Portable Platform for Quantification of Circulating Concentrations of Progesterone. J. Dairy Sci. Volume 102, E-Supplement 1.
  40. Sitko E. M., M. M. Pérez, G. E. Granados, M. Masello, F. Dicroce, A. McNeel, D. Weigel, and O. Giordano*. 2019. Genetic merit for fertility and type of reproductive management strategy affected the reproductive performance of primiparous lactating Holstein cows. J. Dairy Sci. Volume 102, E-Supplement 1.
  41. Perez M. M., E. M. Cabrera, and O. Giordano*. 2019. Effect of automating health monitoring on detection of health disorders and performance of lactating dairy cows. J. Dairy Sci. Volume 102, E-Supplement 1.
  42. Wijma R., M. M. Pérez, E. M. Sitko, M. Scarbolo, F. Sosa Hernandez, and O. Giordano*. 2018. Reproductive Performance of Lactating Dairy Cows Managed with the Short-Resynch or the Day 25 Resynch Protocol. J. Dairy Sci. Volume 101, E-Supplement 2.
  43. Masello M., M. M. Perez, G. E. Granados, M. L. Stangaferro, B. Ceglowski, M. J. Thomas, and O. Giordano*. 2018. Economics of Replacement Dairy Heifers Managed with Reproductive Management Programs that Favor Insemination at Detected Estrus or Timed AI. J. Dairy Sci. Volume 101, E-Supplement 2.
  44. Stangaferro M. L., M. Z. Toledo, M.M. Perez, C. A. Gamarra, P. L. J. Monteiro Jr., A. B. Prata, D. Luchini, M. E. Van Amburgh, R. D. Shaver, M. C. Wiltbank and O. Giordano*. 2018. Effect of feeding rumen-protected methionine pre- and post-partum on reproductive performance of lactating dairy cows. J. Dairy Sci. Volume 101, E-Supplement 2.
  45. Masello M., B. Ceglowski, M. J. Thomas, O. Giordano*. 2018. Maximizing Inseminations at Detected Estrus for Second and Greater Services in Lactating Dairy Cows. J. Dairy Sci. Volume 101, E-Supplement 2.
  46. Wijma R., E. M. Sitko, M. M. Perez, O. Giordano*. 2018. Effect of Serial Corpus Luteum Biopsy Collection during Early Pregnancy on Corpus Luteum Function, Size, Blood Flow, and Gene Expression. J. Dairy Sci. Volume 101, E-Supplement 2.
  47. Stangaferro M. L., M. M. Perez, M. Masello, R. Wijma, M. E. Van Amburgh, T. R. Overton, D. Luchini, M. C. Wiltbank, R. D. Shaver, and O. Giordano. 2017. Effect of supplementing rumen-protected methionine pre- and post-partum on milk yield and components of dairy cows during early lactation. J. Dairy Sci. Volume 100, E-Supplement 2.
  48. Stangaferro M. L. and O. Giordano*. 2017. Metabolic and digestive disorders affect behavioral and productive parameters of lactating Holstein cows milked with an automatic milking system. J. Dairy Sci. Volume 100, E-Supplement 2.
  49. Wijma R., M. Masello, M. L. Stangaferro, M. M. Pérez, and O. Giordano*. 2017. A resynchronization of ovulation strategy based on the ovarian structures present at non-pregnancy diagnosis reduced time to pregnancy in lactating dairy cows. J. Dairy Sci. Volume 100, E-Supplement 2.
  50. Masello M., M. M. Perez, G. E. Granados, M. L. Stangaferro, B. Ceglowski, M. J. Thomas, and O. Giordano*. 2017. Reproductive Management Strategies for First Service in Replacement Dairy Heifers J. Dairy Sci. Volume 100, E-Supplement 2.
  51. Chandler W.C., M.L. Stangaferro, and O. Giordano*. 2016. Profitability of Reproductive Management Strategies for Second and Greater Artificial Insemination Service in Dairy Cows. J. Dairy Sci. Volume 99, E-Supplement 2.
  52. Scott B.D., and O. Giordano*. 2016. Facilities, Management, and Animal Factors Associated With Calf Losses in New York State Dairy Farms. J. Dairy Sci. Volume 99, E-Supplement 2.
  53. Scott B.D., and O. Giordano*. 2016. Facilities, Management, and Animal Factors Associated with Heifer Culls in New York State Dairy Farms. J. Dairy Sci. Volume 99, E-Supplement 2.
  54. Scott B.D., and O. Giordano*. 2016. Facilities, Management, and Animal Factors Associated with Primiparous Cows Postpartum Herd Exit Risk in New York State Dairy Farms. J. Dairy Sci. Volume 99, E-Supplement 2.
  55. Stangaferro M.L., R. Wijma, M. Masello, and O. Giordano*. 2016. Reproductive performance of lactating dairy cows managed for first service with the Double-Ovsynch or Presynch-Ovsynch protocol and different duration of the voluntary waiting period. J. Dairy Sci. Volume 99, E-Supplement 2.
  56. Stangaferro M.L., R. Wijma, M. Masello, G.E. Granados, and O. Giordano*. 2016. Profitability of Dairy Cows Receiving First Service Timed Artificial Insemination after the Double-Ovsynch Protocol with a Voluntary Waiting Period of 60 or 88 Days. J. Dairy Sci. Volume 99, E-Supplement 2.
  57. Stangaferro M.L., R. Wijma, M. Masello, G.E. Granados, and O. Giordano*. 2016. Profitability of Dairy Cows Managed for First Service with the Double-Ovsynch or Presynch-Ovsynch Protocol and Different Duration of the Voluntary Waiting Period. J. Dairy Sci. Volume 99, E-Supplement 2.
  58. Wijma R., M.L. Stangaferro, M.A. Elmetwally, F. Amovilli, and O. Giordano*. 2016. Circulating LH Concentrations after Intravaginal Instillation of GnRH in Lactating Dairy Cows. Circulating LH Concentrations after Intravaginal Instillation of GnRH in Lactating Dairy Cows. J. Dairy Sci. Volume 99, E-Supplement 2.
  59. Wijma R., M.L. Stangaferro, and O. Giordano*. 2016. Reproductive Performance and Culling Dynamics of Lactating Dairy Cows with Detected Pregnancy Loss. J. Dairy Sci. Volume 99, E-Supplement 2.
  60. Wijma R., M.L. Stangaferro, M. Masello, G.E. Granados, and O. Giordano*. 2016. Resynchronization of Ovulation Strategies Including or not Including GnRH Treatment before Non-pregnancy Diagnosis. J. Dairy Sci. Volume 99, E-Supplement 2.
  61. Wijma R., M.L. Stangaferro, and O. Giordano*. 2015. Characterization of ovarian function in nonpregnant previously inseminated lactating dairy cows. J. Dairy Sci. Volume 98, E-Supplement 1.
  62. Wijma R., M.L. Stangaferro, and O. Giordano*. 2015 Intravaginal administration of Prostaglandin-F2α induces luteolysis in lactating dairy cows. J. Dairy Sci. Volume 98, E-Supplement 1.
  63. Stangaferro M.L., R. Wijma, C. Quinteros, M.M. Medrano, and O. Giordano*. 2015. Use of Rumination and Activity Monitoring for the Identification of Dairy Cows with Health Disorders. J. Dairy Sci. Volume 98, E-Supplement 1.
  64. Stangaferro M.L., R. Wijma, M. Masello, R.C. Bicalho, M.J. Thomas, and O. Giordano*. 2015. Reproductive performance of lactating dairy cows with an extended duration of the postpartum voluntary waiting period and injectable trace mineral supplementation. J. Dairy Sci. Volume 98, E-Supplement 1.
  65. Stangaferro M.L., R. Wijma, M.M. Medrano and, O. Giordano*. 2015. Prepartum rumination patterns in dairy cows that develop health disorders in the early postpartum period. J. Dairy Sci. Volume 98, E-Supplement 1.
  66. Scott B. and O. Giordano*. 2015. Effect of temperature humidity index patterns on fertility, postpartum disease and culling risk in New York dairy farms. J. Dairy Sci. Volume 98, E-Supplement 1.
  67. Stangaferro M.L., R. Wijma, M. Masello, M.J. Thomas and O. Giordano*. 2015. Impact of extending the duration of the postpartum voluntary waiting period on reproductive performance of lactating dairy cows. J. Dairy Sci. Volume 98, E-Supplement 1.
  68. Giordano J. O. *, M. J. Thomas, G. Catucuamba, M. D. Curler, M. L. Stangaferro, and R. Wijma. 2015. Improved fertility of cows failing to respond to resynchronization of ovulation through presynchronization of ovulation or progesterone supplementation. J. Dairy Sci. Volume 98, E-Supplement 1.
  69. ElMetwally M., and O. Giordano*. 2015. Prediction of corpus luteum function with B-mode and Power Doppler sonography during the Ovsynch protocol in lactating dairy cows. Reprod Dom Anim 50(Suppl 1). 48th Annual Conference of Physiology and Pathology of Reproduction. Zurich, Switzerland.
  70. Wijma R., M.L. Stangaferro, J.R. Branen, R.G. Sasser and O Giordano*. 2014. Altered Ovarian Dynamics in Lactating Dairy Cows Undergoing Embryonic Mortality. Abstract in Press. J. Dairy Sci. Volume 97, E-Supplement 1.
  71. Giordano J. O. *, M.J. Thomas, G. Catucuamba, and M.D. Curler. Extending the Interval from Presynch to Initiation of Ovsynch in a Presynch-Ovsynch Protocol did not Reduce Fertility of Lactating Dairy Cows Not Detected in Estrus that Received Timed Artificial Insemination. J. Dairy Sci. Volume 97, E-Supplement 1.
  72. Giordano J. O. *, R.D. Watters, R. Wijma, and M.L. Stangaferro. 2014. Reproductive Performance of Lactating Dairy Cows after Resynchronization with Ovsynch or a Program Aimed to Maximize Artificial Insemination in Estrus and Fertility of Timed Artificial Inseminations based on Ovarian Structures. J. Dairy Sci. Volume 97, E-Supplement 1.
  73. Giordano J. O. *, and P.M. Fricke. 2012. Accuracy of Pregnancy Diagnosis Outcomes using Transrectal Ultrasonography 29 Days after Artificial Insemination in Lactating Dairy Cows. J. Dairy Sci. Volume 95, E-Supplement 1.
  1. Fricke P.M., A. Valenza, O. Giordano, M.C. Amundson, and G. Lopes Jr. 2012. Reproductive performance of lactating dairy cows managed for first service using timed artificial insemination with or without detection of estrus using an accelerometer system. J. Dairy Sci., Volume 95, E-Supplement 1.
  2. Aguerre M.J., O. Giordano, A.S. Kalantari, M.A. Wattiaux, P.M. Fricke and V.E. Cabrera. 2012. Impact of dairy herd reproductive performance on predicted economic performance, enteric CH4 emission and excretion of N and P using a Markov-chain model. J. Dairy Sci., Volume 95, E-Supplement 1.
  3. Giordano J. O., M.C. Wiltbank, and P.M. Fricke. 2011. Endocrine and Ovarian Parameters Associated with Increased Fertility after Resynchronized Timed Artificial Inseminations in Lactating Dairy Cows. Dairy Sci., Volume 94, E-Supplement 1, page 342.
  4. Giordano J. O., P.M. Fricke, M.C. Wiltbank, and V.E. Cabrera. 2011. Daily Markov-Chain Simulation Model for Selection of Reproductive Programs in Dairy Herds. Dairy Sci., Volume 94, E-Supplement 1, page 256.
  5. Giordano J. O., J.N. Guenther, G. Lopes Jr., M.M. Herlihy, P.M. Fricke, and M.C. Wiltbank. 2011. Effect of circulating progesterone (P4) and two different GnRH doses on LH secretion in lactating dairy cows. Dairy Sci., Volume 94, E-Supplement 1, page 88.
  6. Giordano J. O., M.C. Wiltbank, and P.M. Fricke. 2011. Repeated Exposure to Human Chorionic Gonadotropin Causes Development of Antibodies in some Lactating Dairy Cows. Dairy Sci., Volume 94, E-Supplement 1, page 594.
  7. Lopes Jr. G., O. Giordano, A. Valenza, M.M. Herlihy, J.N. Guenther, M.C. Wiltbank and P.M. Fricke. 2011. Effect of timing of initiation of Resynch and presynchronization with GnRH on fertility of resynchronized inseminations in lactating dairy cows. J. Dairy Sci., Volume 94, E-Supplement 1, page 237.
  8. Valenza A., G. Lopes Jr., O. Giordano, J.N. Guenther and P.M. Fricke. 2011. Assessment of an accelerometer system (Heatime®) for detection of estrus and timing of insemination in lactating dairy cows. J. Dairy Sci., Volume 94, E-Supplement 1, page 89.
  9. Herlihy M.M., O. Giordano, A.H. Souza, A. Keskin, A.B. Nascimento, J.N. Guenther, M.A. Crowe, S.T. Butler, and M.C. Wiltbank. 2011. Presynchronization with Double-Ovsynch improves conception at first postpartum AI in primiparous lactating dairy cows. J. Dairy Sci., Volume 94, E-Supplement 1, page 89.
  10. Branen J.R., O. Giordano, C. Passavant, J.M. Howard, P.M. Fricke and R.G. Sasser. 2011. Detection of early pregnancy and embryonic loss in dairy cows using BioPRYN and a NEW PSPB-based ELISA. J. Dairy Sci., Volume 94, E-Supplement 1, page 25.
  11. Bilby T.R., R.G.S. Bruno, K.J. Lager, R.C. Chebel, J.G.N. Moraes, P.M. Fricke, G. Lopes, Jr., O. Giordano, J.E.P. Santos, F.S. Lima, J.S. Stevenson, and S.L. Pulley. 2011. Effects of supplemental progesterone and timing of initiation of resynchronization on fertility in lactating dairy cows. J. Dairy Sci., Volume 94, E-Supplement 1, page 88.
  12. Giordano J. O., J.N. Guenther, G. Lopes Jr., M.F. McGrath, P.M. Fricke. 2010. Serum pregnancy-associated glycoprotein (PAG) and progesterone concentrations after induction of pregnancy loss at Day 39 of gestation in lactating dairy cows. J. Dairy Sci.. Vol. 93, E-Suppl. 1, pages 81-82.
  13. Giordano J. O., P.M. Fricke, M.C. Wiltbank, V.E. Cabrera. 2010. A stochastic evaluation of reproductive management programs for dairy herds. Dairy Sci.. Vol. 93, E-Suppl. 1, page 752.
  14. Giordano J. O., J.N. Guenther, G. Lopes Jr., M.M. Herlihy, A.B. Nascimento, M.C. Wiltbank, P.M. Fricke. 2010. Effect of presynchronization with GnRH or hCG 7 d before resynchronization of ovulation initiated 25 d after a previous timed AI on fertility of lactating dairy cows. Dairy Sci.. Vol. 93, E-Suppl. 1, pages 676-677.
  15. Giordano J. O., J.N. Guenther, M.S. Ares, M.C. Wiltbank, P.M. Fricke. 2010. Presynchronization with hCG 7 d before initiation of Resynch improves fertility similar to a Double-Ovsynch Resynch protocol in lactating dairy cows. J. Dairy Sci.. Vol. 93, E-Suppl. 1, page 219.
  16. Giordano J. O., P.M. Fricke, M.C. Wiltbank, and V.E. Cabrera. 2010. An economic decision-making model for comparing reproductive management programs in dairy herds. Presented at 2010 ADSA Midwestern branch section meeting. J. Dairy Sci.. Vol. 93.
  17. Giordano J. O., P.M. Fricke, S. Bas, A.P. Cunha, R.A. Pawlisch, J.N. Guenther, and M. C. Wiltbank. 2009. Effect of increasing the dose of GnRH and PGF2α during Double-Ovsynch on fertility of lactating dairy cows. J. Dairy Sci.. Vol. 92, E-Suppl. 1.
  18. Giordano J. O., M.C. Wiltbank, S. Bas, A.P. Cunha, R.A. Pawlisch, J.N. Guenther, and P.M. Fricke. 2009. Fertility after timed artificial insemination in lactating dairy cows resynchronized using Double-Ovsynch or standard Ovsynch. J. Dairy Sci.. Vol. 92, E-Suppl. 1.
  19. Cunha A.P., J.N. Guenther, M.J. Maroney, O. Giordano, A.B. Nascimento, S. Bas, and M.C. Wiltbank. 2008. Effect of high vs. low progesterone concentrations during Ovsynch on double ovulation rate and pregnancies per AI in high producing dairy cows. J. Dairy Sci.. Vol. 91, E-Suppl. 1..
  20. Giordano J. O., L. Edwards, G.M. Schuenemann, N. Rohrbach, F.N. Schrick. 2007. Strategies to increase ovulatory follicle size and reduce ovulation time in lactating dairy cows. Reproduction, Fertility and Development, Vol. 20 No. 1 Pages 87 – 87. 
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