{"id":65147,"date":"2024-12-10T13:58:46","date_gmt":"2024-12-10T18:58:46","guid":{"rendered":"https:\/\/www.zinpro.com\/?p=65147"},"modified":"2025-02-18T16:05:23","modified_gmt":"2025-02-18T21:05:23","slug":"selection-development-and-management-of-replacement-gilts","status":"publish","type":"post","link":"https:\/\/www.zinpro.com\/pt\/resource-center\/blog\/selection-development-and-management-of-replacement-gilts\/","title":{"rendered":"Sele\u00e7\u00e3o, desenvolvimento e gerenciamento de Gilts de reposi\u00e7\u00e3o"},"content":{"rendered":"<p>As marr\u00e3s de reposi\u00e7\u00e3o s\u00e3o uma pe\u00e7a importante do quebra-cabe\u00e7a para a produtividade futura do rebanho de porcas, mas, apesar de sua import\u00e2ncia, elas geralmente recebem pouca prioridade. Para garantir um plano bem-sucedido de substitui\u00e7\u00e3o de porcas, o desenvolvimento f\u00edsico ideal, a sele\u00e7\u00e3o adequada, o aumento da imunidade, a prepara\u00e7\u00e3o pr\u00e9-parto e a estimula\u00e7\u00e3o da puberdade s\u00e3o essenciais para o sucesso reprodutivo do rebanho. Consequentemente, as condi\u00e7\u00f5es em que criamos as marr\u00e3s, incluindo o ambiente e o manejo, devem refletir seu alto valor.&nbsp;<\/p>\n\n\n\n<p><strong>Otimiza\u00e7\u00e3o da sele\u00e7\u00e3o de marr\u00e3s: Fatores-chave do nascimento ao desmame<\/strong>&nbsp;<\/p>\n\n\n\n<p>A sele\u00e7\u00e3o eficaz de marr\u00e3s come\u00e7a no nascimento. As marr\u00e3s com peso maior ao nascer (&gt;1,3 kg) tendem a permanecer mais tempo no rebanho de porcas em compara\u00e7\u00e3o com as marr\u00e3s mais leves, que t\u00eam taxas de remo\u00e7\u00e3o mais altas devido ao anestro e produzem menos porcos em v\u00e1rias paridades. Al\u00e9m disso, as marr\u00e3s de ninhadas dominadas por machos costumam ter um desempenho inferior mais tarde devido \u00e0 maior exposi\u00e7\u00e3o a andr\u00f3genos no \u00fatero, o que leva \u00e0 masculiniza\u00e7\u00e3o e \u00e0 redu\u00e7\u00e3o do desempenho reprodutivo.&nbsp;<\/p>\n\n\n\n<p>A ingest\u00e3o de colostro pode influenciar o desenvolvimento ovariano e uterino, resultando em aumento da idade da puberdade, redu\u00e7\u00e3o do tempo de vida e desempenho ruim na lacta\u00e7\u00e3o. As marr\u00e3s criadas em ninhadas menores, com menos de sete leit\u00f5es, s\u00e3o mais pesadas ao desmame, atingem a puberdade mais cedo e t\u00eam melhores taxas de reten\u00e7\u00e3o em seis partos em compara\u00e7\u00e3o com as de ninhadas maiores, com mais de 10 leit\u00f5es.&nbsp;<\/p>\n\n\n\n<p>A pr\u00e9-sele\u00e7\u00e3o deve ocorrer no desmame. Marr\u00e3s com ganhos pr\u00e9-desmame inferiores a 125 g\/dia t\u00eam menos probabilidade de serem selecionadas para reprodu\u00e7\u00e3o. Uma idade de desmame superior a 25 dias aumenta a probabilidade de sele\u00e7\u00e3o, pois essas marr\u00e3s tendem a ter melhores resultados de crescimento e reprodu\u00e7\u00e3o.&nbsp;<\/p>\n\n\n\n<p><strong>Sele\u00e7\u00e3o adicional de Gilts de substitui\u00e7\u00e3o<\/strong>&nbsp;<\/p>\n\n\n\n<p>A sele\u00e7\u00e3o adequada das marr\u00e3s de reposi\u00e7\u00e3o deve se basear na capacidade reprodutiva gen\u00e9tica e nas caracter\u00edsticas fenot\u00edpicas previstas. \u00c0 medida que o tamanho da ninhada e as taxas de crescimento aumentam at\u00e9 a terceira ou quarta paridade, a longevidade e o desempenho reprodutivo ao longo da vida tornam-se altamente importantes para o sucesso financeiro do sistema. Muitas porcas s\u00e3o removidas entre a primeira e a segunda paridade devido a falhas reprodutivas, claudica\u00e7\u00e3o ou outros problemas de sa\u00fade, o que torna a sele\u00e7\u00e3o inicial de marr\u00e3s fundamental para uma base s\u00f3lida do rebanho.&nbsp;<\/p>\n\n\n\n<p>Muitas vezes, as marr\u00e3s \"marginais\" s\u00e3o selecionadas para atender \u00e0s metas de reprodu\u00e7\u00e3o de curto prazo, mas essas marr\u00e3s s\u00e3o frequentemente removidas precocemente, afetando negativamente o desempenho do rebanho e levando a maiores perdas no ber\u00e7\u00e1rio e fora dele. Animais de crescimento lento, marr\u00e3s com sa\u00fade prec\u00e1ria, rupturas, \u00e2nus e vulva anormais, problemas de locomo\u00e7\u00e3o, dorso curvado, defeitos nas pernas e nas garras e garrotes fracos devem ser exclu\u00eddos do pool de marr\u00e3s. Instru\u00e7\u00f5es detalhadas sobre a avalia\u00e7\u00e3o de pernas e garras podem ser encontradas na se\u00e7\u00e3o <a href=\"https:\/\/www.zinpro.com\/wp-content\/uploads\/2025\/02\/INT-S-1323.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Guia de sele\u00e7\u00e3o do Zinpro\u00ae Gilt<\/a>.&nbsp;<\/p>\n\n\n\n<p><strong>Gerenciamento de alojamento, nutri\u00e7\u00e3o, sa\u00fade e aclimata\u00e7\u00e3o<\/strong>&nbsp;<\/p>\n\n\n\n<p>V\u00e1rios fatores, incluindo gen\u00e9tica, nutri\u00e7\u00e3o, sa\u00fade e manejo, influenciam a capacidade de uma marr\u00e3 de permanecer no rebanho a longo prazo. As condi\u00e7\u00f5es ideais de crescimento - como densidade de estocagem adequada, espa\u00e7o para alimenta\u00e7\u00e3o, fornecimento de \u00e1gua e manejo ambiental - devem ser mantidas desde o nascimento at\u00e9 a primeira reprodu\u00e7\u00e3o.&nbsp;<\/p>\n\n\n\n<p>Quando as marr\u00e3s s\u00e3o compradas de fontes externas, normalmente \u00e9 necess\u00e1ria uma quarentena de 8 a 12 semanas para aclimat\u00e1-las \u00e0s condi\u00e7\u00f5es de sa\u00fade da granja e proteg\u00ea-la de amea\u00e7as externas. A unidade de quarentena deve ser completamente separada da unidade de reprodu\u00e7\u00e3o e, idealmente, operar em um sistema \"All-In, All-Out\" (os su\u00ednos s\u00e3o mantidos juntos, combinados por idade, peso, est\u00e1gio de produ\u00e7\u00e3o e condi\u00e7\u00e3o durante todo o ciclo de vida) por galp\u00e3o ou galp\u00e3o para quebrar a cadeia de infec\u00e7\u00e3o.&nbsp;<\/p>\n\n\n\n<p><strong>Dicas adicionais para gerenciar adequadamente as mariposas<\/strong>&nbsp;<\/p>\n\n\n\n<p>Antes de receber Gilts:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Certifique-se de que as canetas estejam limpas, devidamente desinfetadas e secas.&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Verifique se os bebedouros est\u00e3o funcionando bem, limpando e medindo seu rendimento.&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ofere\u00e7a um ambiente semelhante ao da granja de porcas para ajudar a preparar as marr\u00e3s para a transi\u00e7\u00e3o.&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Evite o excesso de animais e o estresse \u00e0 medida que eles entram no ambiente de reprodu\u00e7\u00e3o.&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>Recebimento de Gilts:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Minimize o estresse ao transferir as marr\u00e3s para as baias.&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Certifique-se de que as passarelas sejam curtas, n\u00e3o escorregadias e evite apressar os animais.&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mantenha uma temperatura ambiente de pelo menos 20\u00b0C (68\u00b0F) na chegada, forne\u00e7a aquecimento, se necess\u00e1rio, e garanta um espa\u00e7o adequado no ch\u00e3o.&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tenha ra\u00e7\u00e3o fresca dispon\u00edvel na chegada das marr\u00e3s.&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Para reduzir o estresse durante a mistura, forne\u00e7a palha, grama ou feno de alfafa, se poss\u00edvel.&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Colabore com um veterin\u00e1rio para decidir sobre o tratamento de qualquer animal que esteja mancando devido ao transporte.&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Estabele\u00e7a um programa de vacina\u00e7\u00e3o para aumentar a imunidade e ajudar as novas marr\u00e3s a se adaptarem \u00e0s condi\u00e7\u00f5es de sa\u00fade da fazenda.&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>Limpeza&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Remova as fezes pelo menos uma vez por dia para manter os currais secos e evitar les\u00f5es nas garras e claudica\u00e7\u00e3o.&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Minimize a mistura de marr\u00e3s em novos grupos para reduzir o estresse e as brigas.&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Envolver-se com as marr\u00e3s al\u00e9m das tarefas de rotina.&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>Luz&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Forne\u00e7a luz branca e fluorescente com um m\u00ednimo de 250 lux por 10 a 12 horas por dia.&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>Qualidade do ar&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mantenha a boa qualidade do ar com baixos n\u00edveis de am\u00f4nia e poeira. O mon\u00f3xido de carbono n\u00e3o deve exceder 50 ppm. Mantenha a umidade entre 50-70%.&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>Qualidade da \u00e1gua&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Use a qualidade da \u00e1gua pot\u00e1vel humana sempre que poss\u00edvel. Garantir que a qualidade da \u00e1gua seja boa (<a href=\"https:\/\/www.zinpro.com\/pt\/performance-solutions\/production-optimization-tools\/h2o-water-analysis\/\" target=\"_blank\" rel=\"noreferrer noopener\">Programa de an\u00e1lise de \u00e1gua Zinpro\u00ae H2O<\/a>)&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>Design do piso&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Aloje as marr\u00e3s em baias com piso parcialmente ripado. A parte s\u00f3lida deve se inclinar 3% em dire\u00e7\u00e3o ao piso de ripas, com uma transi\u00e7\u00e3o nivelada. Certifique-se de que o concreto n\u00e3o esteja escorregadio ou quebrado. A largura da viga deve ser de 60-80 mm com uma \u00e1rea aberta de 18-20 mm; para marr\u00e3s alojadas individualmente, a viga pode ser de 70-100 mm.&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>A sele\u00e7\u00e3o, o desenvolvimento e o gerenciamento das marr\u00e3s de reposi\u00e7\u00e3o definir\u00e3o a produtividade futura do rebanho de porcas. Ao fornecer o ambiente e as pr\u00e1ticas de gerenciamento corretos, podemos maximizar o potencial das marr\u00e3s e garantir um futuro produtivo e lucrativo para o seu sistema de produ\u00e7\u00e3o.&nbsp;&nbsp;<\/p>\n\n\n\n<p>\u00c0 medida que continuamos a aperfei\u00e7oar nossas estrat\u00e9gias e pr\u00e1ticas, permanecemos comprometidos com a sa\u00fade e o bem-estar dos animais, o que, em \u00faltima an\u00e1lise, leva a melhores resultados para nossos neg\u00f3cios e nossos clientes.&nbsp;<\/p>\n\n\n\n<p>Voc\u00ea est\u00e1 pronto para transformar o futuro de sua fazenda de porcas?&nbsp;<\/p>\n\n\n\n<p>Com mais de 53 anos de experi\u00eancia na produ\u00e7\u00e3o de su\u00ednos, nossos especialistas est\u00e3o prontos para ajud\u00e1-lo a maximizar a sa\u00fade e a produtividade dos animais, ao mesmo tempo em que ajudam sua empresa a se manter lucrativa.  Entre em contato com um de nossos especialistas em su\u00ednos hoje mesmo.&nbsp;<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.zinpro.com\/pt\/lets-connect\/\">Entre em contato com um especialista<\/a><\/div>\n<\/div>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Replacement gilts are an important piece of the puzzle for the future productivity of the sow herd, but despite their importance, they often receive low [&#8230;]<\/p>\n","protected":false},"author":74,"featured_media":65154,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_tec_requires_first_save":true,"_eb_attr":"","_uag_custom_page_level_css":"","_EventAllDay":false,"_EventTimezone":"","_EventStartDate":"","_EventEndDate":"","_EventStartDateUTC":"","_EventEndDateUTC":"","_EventShowMap":false,"_EventShowMapLink":false,"_EventURL":"","_EventCost":"","_EventCostDescription":"","_EventCurrencySymbol":"","_EventCurrencyCode":"","_EventCurrencyPosition":"","_EventDateTimeSeparator":"","_EventTimeRangeSeparator":"","_EventOrganizerID":[],"_EventVenueID":[],"_OrganizerEmail":"","_OrganizerPhone":"","_OrganizerWebsite":"","_VenueAddress":"","_VenueCity":"","_VenueCountry":"","_VenueProvince":"","_VenueState":"","_VenueZip":"","_VenuePhone":"","_VenueURL":"","_VenueStateProvince":"","_VenueLat":"","_VenueLng":"","_VenueShowMap":false,"_VenueShowMapLink":false,"_tribe_blocks_recurrence_rules":"","_tribe_blocks_recurrence_description":"","_tribe_blocks_recurrence_exclusions":"","_ecp_custom_2":"","footnotes":""},"categories":[2682],"tags":[2683,2692,2684],"species":[943],"class_list":["post-65147","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-animal-performance","tag-animal-welfare","tag-health"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Growing and Managing Replacements Gilts | Zinpro<\/title>\n<meta name=\"description\" content=\"Learn best practices for growing and managing replacement gilts including nutrition and care to have healthy productive sows.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.zinpro.com\/pt\/resource-center\/blog\/selection-development-and-management-of-replacement-gilts\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Growing and Managing Replacements Gilts | Zinpro\" \/>\n<meta property=\"og:description\" content=\"Learn best practices for growing and managing replacement gilts including nutrition and care to have 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