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Such low boar effect could be a result of the rigorous control of sires and ejaculates yielding <jats:styled-content style=\"fixed-case\">AI<\/jats:styled-content>\u2010doses exerted by the highly specialized <jats:styled-content style=\"fixed-case\">AI<\/jats:styled-content>\u2010centres that monopolize the market. However, some subfertile boars pass through these rigorous controls and consequently reach the <jats:styled-content style=\"fixed-case\">AI<\/jats:styled-content>\u2010programmes. Here, we discuss why testing young boars for chromosomal defects, sperm nuclear chromatin integrity and <jats:italic>in\u00a0vitro<\/jats:italic> fertilizing ability can be discriminative and economically sound for removing these less fertile boars. Alongside, we discuss why boars differ in the ability of their sperm to tolerate cryopreservation or sex sorting.<\/jats:p>","DOI":"10.1111\/rda.12530","type":"journal-article","created":{"date-parts":[[2015,7,16]],"date-time":"2015-07-16T05:23:21Z","timestamp":1437024201000},"page":"48-55","source":"Crossref","is-referenced-by-count":79,"title":["Boar Differences In Artificial Insemination Outcomes: Can They Be Minimized?"],"prefix":"10.1111","volume":"50","author":[{"given":"J","family":"Roca","sequence":"first","affiliation":[{"name":"Veterinary Medicine University of Murcia Murcia Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"MLWJ","family":"Broekhuijse","sequence":"additional","affiliation":[{"name":"Topigs Norsvin Research Center BV Beuningen The Netherlands"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"I","family":"Parrilla","sequence":"additional","affiliation":[{"name":"Veterinary Medicine University of Murcia Murcia Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"H","family":"Rodriguez\u2010Martinez","sequence":"additional","affiliation":[{"name":"Department of Clinical &amp; Experimental Medicine (IKE) University of Link\u00f6ping Link\u00f6ping Sweden"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"EA","family":"Martinez","sequence":"additional","affiliation":[{"name":"Veterinary Medicine University of Murcia Murcia Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"A","family":"Bolarin","sequence":"additional","affiliation":[{"name":"AIM iberica Topigs Norsvin Las Rozas Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2015,7,14]]},"reference":[{"key":"e_1_2_6_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.anireprosci.2012.10.004"},{"key":"e_1_2_6_3_1","doi-asserted-by":"publisher","DOI":"10.1071\/RD14088"},{"key":"e_1_2_6_4_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.theriogenology.2014.05.008"},{"key":"e_1_2_6_5_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.cryobiol.2014.07.004"},{"key":"e_1_2_6_6_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.theriogenology.2008.07.011"},{"key":"e_1_2_6_7_1","doi-asserted-by":"publisher","DOI":"10.1111\/andr.309"},{"key":"e_1_2_6_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.theriogenology.2007.12.004"},{"key":"e_1_2_6_9_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1439-0531.2011.01861.x"},{"key":"e_1_2_6_10_1","doi-asserted-by":"publisher","DOI":"10.1080\/01652176.2012.735126"},{"key":"e_1_2_6_11_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.theriogenology.2011.11.016"},{"key":"e_1_2_6_12_1","doi-asserted-by":"publisher","DOI":"10.2527\/jas.2012-5040"},{"key":"e_1_2_6_13_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.theriogenology.2012.10.024"},{"key":"e_1_2_6_14_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1439-0531.2012.02028.x"},{"key":"e_1_2_6_15_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2605.2006.00694.x"},{"key":"e_1_2_6_16_1","doi-asserted-by":"publisher","DOI":"10.2164\/jandrol.108.006254"},{"key":"e_1_2_6_17_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1439-0531.2011.01837.x"},{"issue":"1","key":"e_1_2_6_18_1","first-page":"s61","article-title":"Artificial insemination in pigs, research and developments in the Netherlands, a review","volume":"37","author":"Feitsma H","year":"2009","journal-title":"Acta Sci Vet"},{"key":"e_1_2_6_19_1","doi-asserted-by":"publisher","DOI":"10.1071\/RD13418"},{"key":"e_1_2_6_20_1","first-page":"67","article-title":"Selection for boar fertility and semen quality\u2013the way ahead","volume":"66","author":"Flowers WL","year":"2009","journal-title":"Soc Reprod Fertil Suppl"},{"key":"e_1_2_6_21_1","doi-asserted-by":"publisher","DOI":"10.2527\/jas.2012-5945"},{"key":"e_1_2_6_22_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.theriogenology.2008.07.015"},{"key":"e_1_2_6_23_1","unstructured":"FoxcroftGR PattersonJ CameronA DyckMK 2010:Application of advanced AI technologies to improve the competitiveness of the pork industry. 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