{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,18]],"date-time":"2026-03-18T21:01:14Z","timestamp":1773867674927,"version":"3.50.1"},"reference-count":48,"publisher":"American Dairy Science Association","issue":"11","license":[{"start":{"date-parts":[[2018,11,1]],"date-time":"2018-11-01T00:00:00Z","timestamp":1541030400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2019,11,1]],"date-time":"2019-11-01T00:00:00Z","timestamp":1572566400000},"content-version":"vor","delay-in-days":365,"URL":"http:\/\/www.elsevier.com\/open-access\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Journal of Dairy Science"],"published-print":{"date-parts":[[2018,11]]},"DOI":"10.3168\/jds.2018-14495","type":"journal-article","created":{"date-parts":[[2018,8,23]],"date-time":"2018-08-23T23:08:48Z","timestamp":1535065728000},"page":"10526-10535","source":"Crossref","is-referenced-by-count":16,"title":["Effect of equine chorionic gonadotropin treatment during a progesterone-based timed artificial insemination program on reproductive performance in seasonal-calving lactating dairy cows"],"prefix":"10.3168","volume":"101","author":[{"given":"Federico","family":"Randi","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jos\u00e9 Maria","family":"S\u00e1nchez","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Mary M.","family":"Herlihy","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Alessio","family":"Valenza","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"David A.","family":"Kenny","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Stephen T.","family":"Butler","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Patrick","family":"Lonergan","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1747","reference":[{"issue":"Suppl. 4","key":"10.3168\/jds.2018-14495_bib1","doi-asserted-by":"crossref","first-page":"134","DOI":"10.1111\/j.1439-0531.2012.02067.x","article-title":"Manipulation of follicle development to ensure optimal oocyte quality and conception rates in cattle","volume":"47","author":"Baruselli","year":"2012","journal-title":"Reprod. Domest. Anim."},{"key":"10.3168\/jds.2018-14495_bib2","doi-asserted-by":"crossref","first-page":"2472","DOI":"10.3168\/jds.2014-8954","article-title":"Meta-analysis of progesterone supplementation during timed artificial insemination programs in dairy cows","volume":"98","author":"Bisinotto","year":"2015","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2018-14495_bib3","first-page":"137","article-title":"Synchronization techniques to increase the utilization of artificial insemination in beef and dairy cattle","volume":"10","author":"B\u00f3","year":"2013","journal-title":"Anim. Reprod."},{"issue":"Suppl. 1","key":"10.3168\/jds.2018-14495_bib4","doi-asserted-by":"crossref","first-page":"144","DOI":"10.1017\/S1751731114000822","article-title":"Synchronization of ovulation and fixed-time artificial insemination in beef cattle","volume":"8","author":"B\u00f3","year":"2014","journal-title":"Animal"},{"key":"10.3168\/jds.2018-14495_bib5","doi-asserted-by":"crossref","first-page":"388","DOI":"10.1016\/j.theriogenology.2016.04.053","article-title":"Alternative programs for synchronizing and resynchronizing ovulation in beef cattle","volume":"86","author":"B\u00f3","year":"2016","journal-title":"Theriogenology"},{"key":"10.3168\/jds.2018-14495_bib6","doi-asserted-by":"crossref","first-page":"122","DOI":"10.3168\/jds.2012-5452","article-title":"The use of equine chorionic gonadotropin in the treatment of anestrous dairy cows in gonadotropin-releasing hormone\/progesterone protocols of 6 or 7 days","volume":"96","author":"Bryan","year":"2013","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2018-14495_bib7","doi-asserted-by":"crossref","first-page":"126","DOI":"10.1071\/RD09225","article-title":"Use of equine chorionic gonadotrophin in synchronised AI of seasonal-breeding, pasture-based, anoestrous dairy cattle","volume":"22","author":"Bryan","year":"2010","journal-title":"Reprod. Fertil. Dev."},{"key":"10.3168\/jds.2018-14495_bib8","doi-asserted-by":"crossref","first-page":"4723","DOI":"10.3168\/jds.S0022-0302(06)72522-X","article-title":"Survey of management practices on reproductive performance of dairy cattle on large US commercial farms","volume":"89","author":"Caraviello","year":"2006","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2018-14495_bib9","doi-asserted-by":"crossref","first-page":"368","DOI":"10.1071\/RD07204","article-title":"Effect of increasing progesterone concentration from Day 3 of pregnancy on subsequent embryo survival and development in beef heifers","volume":"20","author":"Carter","year":"2008","journal-title":"Reprod. Fertil. Dev."},{"key":"10.3168\/jds.2018-14495_bib10","doi-asserted-by":"crossref","first-page":"507","DOI":"10.1530\/REP-09-0152","article-title":"Progesterone and conceptus elongation in cattle: A direct effect on the embryo or an indirect effect via the endometrium?","volume":"138","author":"Clemente","year":"2009","journal-title":"Reproduction"},{"issue":"Suppl. 1","key":"10.3168\/jds.2018-14495_bib11","doi-asserted-by":"crossref","first-page":"40","DOI":"10.1017\/S1751731114000251","article-title":"Parturition to resumption of ovarian cyclicity: comparative aspects of beef and dairy cows","volume":"8","author":"Crowe","year":"2014","journal-title":"Animal"},{"key":"10.3168\/jds.2018-14495_bib12","doi-asserted-by":"crossref","first-page":"177","DOI":"10.1111\/rda.12268","article-title":"Use of equine chorionic gonadotropin to control reproduction of the dairy cow: A review","volume":"49","author":"De Rensis","year":"2014","journal-title":"Reprod. Domest. Anim."},{"key":"10.3168\/jds.2018-14495_bib13","doi-asserted-by":"crossref","first-page":"1001","DOI":"10.1016\/j.theriogenology.2009.11.027","article-title":"Clinical use of human chorionic gonadotropin in dairy cows: An update","volume":"73","author":"De Rensis","year":"2010","journal-title":"Theriogenology"},{"key":"10.3168\/jds.2018-14495_bib14","doi-asserted-by":"crossref","first-page":"286","DOI":"10.1111\/j.1365-2494.1995.tb02324.x","article-title":"The effect of calving date and stocking rate on the performance of spring-calving dairy cows","volume":"50","author":"Dillon","year":"1995","journal-title":"Grass Forage Sci."},{"key":"10.3168\/jds.2018-14495_bib15","doi-asserted-by":"crossref","first-page":"68","DOI":"10.3168\/jds.S0022-0302(89)79081-0","article-title":"A body condition scoring chart for Holstein dairy cows","volume":"72","author":"Edmonson","year":"1989","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2018-14495_bib16","series-title":"Economics of fertility in dairy cows","author":"Esslemont","year":"2001"},{"key":"10.3168\/jds.2018-14495_bib17","doi-asserted-by":"crossref","first-page":"26","DOI":"10.1016\/j.anireprosci.2013.04.014","article-title":"Effect of different doses of equine chorionic gonadotropin on follicular and luteal dynamics and P\/AI of high-producing Holstein cows","volume":"140","author":"Ferreira","year":"2013","journal-title":"Anim. Reprod. Sci."},{"key":"10.3168\/jds.2018-14495_bib18","doi-asserted-by":"crossref","first-page":"85","DOI":"10.1016\/0090-6980(88)90104-9","article-title":"Effect of exogenous progesterone on prostaglandin F2 alpha release and the interestrous interval in the bovine","volume":"36","author":"Garrett","year":"1988","journal-title":"Prostaglandins"},{"key":"10.3168\/jds.2018-14495_bib19","doi-asserted-by":"crossref","first-page":"475","DOI":"10.1530\/jrf.0.0920475","article-title":"Survival of bovine embryos transferred to progesterone-treated asynchronous recipients","volume":"92","author":"Geisert","year":"1991","journal-title":"J. Reprod. Fertil."},{"key":"10.3168\/jds.2018-14495_bib20","doi-asserted-by":"crossref","first-page":"4488","DOI":"10.3168\/jds.2010-4126","article-title":"Evaluation of protocols to synchronize estrus and ovulation in seasonal calving pasture-based dairy production systems","volume":"94","author":"Herlihy","year":"2011","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2018-14495_bib21","doi-asserted-by":"crossref","first-page":"1485","DOI":"10.3168\/jds.2011-5250","article-title":"Factors associated with fertility outcomes in cows treated with protocols to synchronize estrus and ovulation in seasonal-calving, pasture-based dairy production systems","volume":"96","author":"Herlihy","year":"2013","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2018-14495_bib22","doi-asserted-by":"crossref","first-page":"722","DOI":"10.1016\/j.theriogenology.2004.03.023","article-title":"Effect of presynchronization using prostaglandin F2\u03b1 and a milk-ejection test on pregnancy rate after the timed artificial insemination protocol, Ovsynch","volume":"63","author":"Keith","year":"2005","journal-title":"Theriogenology"},{"key":"10.3168\/jds.2018-14495_bib23","doi-asserted-by":"crossref","first-page":"66","DOI":"10.1071\/RD15326","article-title":"Role of progesterone in embryo development in cattle","volume":"28","author":"Lonergan","year":"2016","journal-title":"Reprod. Fertil. Dev."},{"key":"10.3168\/jds.2018-14495_bib24","doi-asserted-by":"crossref","first-page":"367","DOI":"10.1071\/RD12353","article-title":"Effect of hCG administration during corpus luteum establishment on subsequent corpus luteum development and circulating progesterone concentrations in beef heifers","volume":"26","author":"Maillo","year":"2014","journal-title":"Reprod. Fertil. Dev."},{"key":"10.3168\/jds.2018-14495_bib25","doi-asserted-by":"crossref","first-page":"1944","DOI":"10.3168\/jds.2009-2305","article-title":"Effects of treatment of anestrous dairy cows with gonadotropin-releasing hormone, prostaglandin, and progesterone","volume":"93","author":"McDougall","year":"2010","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2018-14495_bib26","doi-asserted-by":"crossref","first-page":"861","DOI":"10.1016\/j.theriogenology.2013.12.022","article-title":"Manipulation of the periovulatory sex steroidal milieu affects endometrial but not luteal gene expression in early diestrus Nelore cows","volume":"81","author":"Mesquita","year":"2014","journal-title":"Theriogenology"},{"key":"10.3168\/jds.2018-14495_bib27","doi-asserted-by":"crossref","first-page":"328","DOI":"10.1071\/RD12370","article-title":"Paradoxical effect of supplementary progesterone between Day 3 and Day 7 on corpus luteum function and conceptus development in cattle","volume":"26","author":"O'Hara","year":"2014","journal-title":"Reprod. Fertil. Dev."},{"key":"10.3168\/jds.2018-14495_bib28","doi-asserted-by":"crossref","first-page":"269","DOI":"10.1071\/RD14019","article-title":"Effect of combined exogenous progesterone with luteotrophic support via equine chorionic gonadotrophin (eCG) on corpus luteum development, circulating progesterone concentrations and embryo development in cattle","volume":"28","author":"O'Hara","year":"2016","journal-title":"Reprod. Fertil. Dev."},{"key":"10.3168\/jds.2018-14495_bib29","doi-asserted-by":"crossref","first-page":"36","DOI":"10.1016\/j.theriogenology.2017.04.041","article-title":"Equine chorionic gonadotropin increases fertility of grazing dairy cows that receive fixed-time artificial insemination in the early but not later postpartum period","volume":"98","author":"Prata","year":"2017","journal-title":"Theriogenology"},{"key":"10.3168\/jds.2018-14495_bib30","doi-asserted-by":"crossref","first-page":"577","DOI":"10.1017\/S1357729800009152","article-title":"Estimation of genetic parameters using health, fertility and production data from a management recording system for dairy cattle","volume":"66","author":"Pryce","year":"1998","journal-title":"Anim. Sci."},{"key":"10.3168\/jds.2018-14495_bib31","doi-asserted-by":"crossref","first-page":"353","DOI":"10.1017\/S1357729800008559","article-title":"Genetic aspects of common health disorders and measures of fertility in Holstein Friesian dairy cattle","volume":"65","author":"Pryce","year":"1997","journal-title":"Anim. Sci."},{"key":"10.3168\/jds.2018-14495_bib32","doi-asserted-by":"crossref","first-page":"85","DOI":"10.1111\/rda.12231","article-title":"Corpus luteum development and function after supplementation of long-acting progesterone during the early luteal phase in beef cattle","volume":"49","author":"Pugliesi","year":"2014","journal-title":"Reprod. Domest. Anim."},{"key":"10.3168\/jds.2018-14495_bib33","doi-asserted-by":"crossref","first-page":"127","DOI":"10.1016\/j.theriogenology.2012.09.017","article-title":"Ovarian characteristics, serum concentrations of progesterone and estradiol, and fertility in lactating dairy cows in response to equine chorionic gonadotropin","volume":"79","author":"Pulley","year":"2013","journal-title":"Theriogenology"},{"key":"10.3168\/jds.2018-14495_bib34","doi-asserted-by":"crossref","first-page":"915","DOI":"10.1016\/0093-691X(95)00279-H","article-title":"Synchronization of ovulation in dairy cows using PGF2alpha and GnRH","volume":"44","author":"Pursley","year":"1995","journal-title":"Theriogenology"},{"key":"10.3168\/jds.2018-14495_bib35","doi-asserted-by":"crossref","first-page":"39","DOI":"10.1186\/s12958-015-0036-x","article-title":"The periovulatory endocrine milieu affects the uterine redox environment in beef cows","volume":"13","author":"Ramos","year":"2015","journal-title":"Reprod. Biol. Endocrinol."},{"key":"10.3168\/jds.2018-14495_bib36","doi-asserted-by":"crossref","first-page":"1999","DOI":"10.1071\/RD15195","article-title":"Asynchronous embryo transfer as a tool to understand embryo-uterine interaction in cattle: Is a large conceptus a good thing?","volume":"28","author":"Randi","year":"2016","journal-title":"Reprod. Fertil. Dev."},{"key":"10.3168\/jds.2018-14495_bib37","doi-asserted-by":"crossref","first-page":"1876","DOI":"10.3168\/jds.S0022-0302(03)73775-8","article-title":"Invited review: Treatment of cows with an extended postpartum anestrous interval","volume":"86","author":"Rhodes","year":"2003","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2018-14495_bib38","doi-asserted-by":"crossref","DOI":"10.3168\/jds.2017-14058","article-title":"Effect of human chorionic gonadotrophin administration 2 days after insemination on progesterone concentration and pregnancy per artificial insemination in lactating dairy cows","author":"S\u00e1nchez","year":"2018","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2018-14495_bib39","doi-asserted-by":"crossref","first-page":"254","DOI":"10.1016\/j.theriogenology.2016.04.038","article-title":"Mechanisms underlying reduced fertility in anovular dairy cows","volume":"86","author":"Santos","year":"2016","journal-title":"Theriogenology"},{"key":"10.3168\/jds.2018-14495_bib40","doi-asserted-by":"crossref","first-page":"2881","DOI":"10.2527\/2001.79112881x","article-title":"Effect of human chorionic gonadotropin on luteal function and reproductive performance of high-producing lactating Holstein dairy cows","volume":"79","author":"Santos","year":"2001","journal-title":"J. Anim. Sci."},{"issue":"Suppl. 1","key":"10.3168\/jds.2018-14495_bib41","doi-asserted-by":"crossref","first-page":"222","DOI":"10.1017\/S1751731114000615","article-title":"Effect of fertility on the economics of pasture-based dairy systems","volume":"8","author":"Shalloo","year":"2014","journal-title":"Animal"},{"key":"10.3168\/jds.2018-14495_bib42","doi-asserted-by":"crossref","first-page":"330","DOI":"10.1080\/00480169.2013.809633","article-title":"Efficacy of inclusion of equine chorionic gonadotrophin into a treatment protocol for anoestrous dairy cows","volume":"61","author":"Shephard","year":"2013","journal-title":"N. Z. Vet. J."},{"key":"10.3168\/jds.2018-14495_bib43","doi-asserted-by":"crossref","first-page":"10","DOI":"10.1016\/j.theriogenology.2008.12.025","article-title":"Effects of equine chorionic gonadotropin and type of ovulatory stimulus in a timed-AI protocol on reproductive responses in dairy cows","volume":"72","author":"Souza","year":"2009","journal-title":"Theriogenology"},{"key":"10.3168\/jds.2018-14495_bib44","doi-asserted-by":"crossref","first-page":"5941","DOI":"10.3168\/jds.2015-10070","article-title":"The role of progesterone and conceptus-derived factors in uterine biology during early pregnancy in ruminants","volume":"99","author":"Spencer","year":"2016","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2018-14495_bib45","doi-asserted-by":"crossref","first-page":"331","DOI":"10.3168\/jds.S0022-0302(07)72634-6","article-title":"Interventions after artificial insemination: Conception rates, pregnancy survival, and ovarian responses to gonadotropin-releasing hormone, human chorionic gonadotropin, and progesterone","volume":"90","author":"Stevenson","year":"2007","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2018-14495_bib46","doi-asserted-by":"crossref","first-page":"643","DOI":"10.1111\/rda.12138","article-title":"Secondary corpora lutea induced by HCG treatment enhanced demi-embryo survival in lactating high-yielding dairy cows","volume":"48","author":"Torres","year":"2013","journal-title":"Reprod. Domest. Anim."},{"key":"10.3168\/jds.2018-14495_bib47","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1016\/0301-6226(89)90017-1","article-title":"Phenotypic and genetic association between fertility and production in dairy cows","volume":"21","author":"Van Arendonk","year":"1989","journal-title":"Livest. Prod. Sci."},{"key":"10.3168\/jds.2018-14495_bib48","doi-asserted-by":"crossref","first-page":"170","DOI":"10.1016\/j.theriogenology.2013.09.017","article-title":"The cow as an induced ovulator: timed AI after synchronization of ovulation","volume":"81","author":"Wiltbank","year":"2014","journal-title":"Theriogenology"}],"container-title":["Journal of Dairy Science"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0022030218307604?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0022030218307604?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0022030218307604","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2024,11,8]],"date-time":"2024-11-08T21:29:03Z","timestamp":1731101343000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0022030218307604"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2018,11]]},"references-count":48,"journal-issue":{"issue":"11","published-print":{"date-parts":[[2018,11]]}},"alternative-id":["S0022030218307604"],"URL":"https:\/\/doi.org\/10.3168\/jds.2018-14495","relation":{},"ISSN":["0022-0302"],"issn-type":[{"value":"0022-0302","type":"print"}],"subject":[],"published":{"date-parts":[[2018,11]]}}}