{"id":2372,"date":"2026-06-15T09:19:27","date_gmt":"2026-06-15T09:19:27","guid":{"rendered":"https:\/\/ancientcattleofwales.org\/?p=2372"},"modified":"2026-08-26T18:24:59","modified_gmt":"2026-08-26T18:24:59","slug":"llo-tarw-ar-werth","status":"publish","type":"post","link":"https:\/\/ancientcattleofwales.org\/cy\/llo-tarw-ar-werth\/","title":{"rendered":"Llo tarw ar werth"},"content":{"rendered":"\n

* Wedi’i werthu ac yn aros am gasgliad*<\/strong><\/p>\n\n\n\n

Bydd angen i Dyfi Bendigeidfran<\/strong> symud ymlaen wedi\u2019i ddiddyfnu yr haf hwn (Gorffennaf \/ Awst).<\/p>\n\n\n\n

Ef yw’r ail lo o Banc Dryw x Nympsfield Keith, a anwyd yn yr awyr agored heb unrhyw ymyrraeth ym mis Rhagfyr 2025, allan ar borfa trwy gydol ei oes hyd yn hyn. Mae e wedi arfer \u00e2 ffensys trydan ond bydd yn elwa o ddysgu am adeiladau a pheiriannau. Mae’n gorniog.<\/p>\n\n\n\n

\"Dyfi<\/a>
Dyfi Bendigeidfran (mis Mai)<\/figcaption><\/figure>\n\n\n\n
\"\"<\/a>
Dyfi Bendigeidfran (mis Chwefror)<\/figcaption><\/figure>\n\n\n\n

Sefydlwyd buches Dyfi yn 2020, mae’n rhydd o\u2019r dic\u00e1u (TB) ac roedd yn rhan o\u2019r gr\u0175p sgrinio dolur rhydd feirysol buchol (BVD) ym mis Mehefin 2026, gyda\u2019r holl ganlyniadau\u2019r negyddol. Nid oes unrhyw driniaethau cemegol yn cael eu defnyddio yn rheolaidd. Mae gan y gwartheg fynediad at ystod eang o borthiant; brigdocio yn ogystal \u00e2 phori.<\/p>\n\n\n\n

Coeden deuluol Ben:<\/p>\n\n\n\n

\"\"<\/a><\/figure>\n\n\n\n

Ar hyn o bryd, mae e wedi’i leoli ger Llanfechain, Powys.<\/p>\n\n\n\n

Llo pedigri cofrestredig llawn ydy Ben, ac felly mae’n rhaid i’r prynwr fod yn aelod o Gymdeithas Br\u00eed Gwartheg Hynafol Cymru ac wedi ymrwymo i fridio a chofrestru stoc GHC pedigri<\/strong>.<\/p>\n\n\n\n

\"\"<\/a>
Dyfi Bendigeidfran a’i fam, Banc Dryw<\/figcaption><\/figure>\n\n\n\n
\"\"<\/a>
Mam a chwaer lawn Ben yn yr eira<\/figcaption><\/figure>\n\n\n\n

Am fwy o wybodaeth, anfonwch ebost  at: poribach+ben2026[at]gmail[dot]com<\/p>\n","protected":false},"excerpt":{"rendered":"

* Wedi’i werthu ac yn aros am gasgliad* Bydd angen i Dyfi Bendigeidfran symud ymlaen wedi\u2019i ddiddyfnu yr haf hwn (Gorffennaf \/ Awst). Ef yw’r ail lo o Banc Dryw x Nympsfield Keith, a anwyd yn yr awyr agored heb unrhyw ymyrraeth ym mis Rhagfyr 2025, allan ar borfa trwy gydol ei oes hyd yn […]<\/p>\n","protected":false},"author":4,"featured_media":2382,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"iawp_total_views":0,"footnotes":""},"categories":[25],"tags":[],"class_list":["post-2372","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ar-werth"],"yoast_head":"\nLlo tarw ar werth - Ancient Cattle of Wales<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ancientcattleofwales.org\/cy\/llo-tarw-ar-werth\/\" \/>\n<meta property=\"og:locale\" content=\"cy_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Llo tarw ar werth - Ancient Cattle of Wales\" \/>\n<meta property=\"og:description\" content=\"* Wedi’i werthu ac yn aros am gasgliad* Bydd angen i Dyfi Bendigeidfran symud ymlaen wedi\u2019i ddiddyfnu yr haf hwn (Gorffennaf \/ Awst). Ef yw’r ail lo o Banc Dryw x Nympsfield Keith, a anwyd yn yr awyr agored heb unrhyw ymyrraeth ym mis Rhagfyr 2025, allan ar borfa trwy gydol ei oes hyd yn […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/ancientcattleofwales.org\/cy\/llo-tarw-ar-werth\/\" \/>\n<meta property=\"og:site_name\" content=\"Ancient Cattle of Wales\" \/>\n<meta property=\"article:published_time\" content=\"2026-06-15T09:19:27+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-08-26T18:24:59+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/ancientcattleofwales.org\/wp-content\/uploads\/2026\/06\/Bendigeidfran-scaled.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1441\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Jane\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Jane\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/ancientcattleofwales.org\/cy\/llo-tarw-ar-werth\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/ancientcattleofwales.org\/cy\/llo-tarw-ar-werth\/\"},\"author\":{\"name\":\"Jane\",\"@id\":\"https:\/\/ancientcattleofwales.org\/#\/schema\/person\/f9ebe3831334c68f335406cef8651491\"},\"headline\":\"Llo tarw ar werth\",\"datePublished\":\"2026-06-15T09:19:27+00:00\",\"dateModified\":\"2026-08-26T18:24:59+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/ancientcattleofwales.org\/cy\/llo-tarw-ar-werth\/\"},\"wordCount\":225,\"image\":{\"@id\":\"https:\/\/ancientcattleofwales.org\/cy\/llo-tarw-ar-werth\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/ancientcattleofwales.org\/wp-content\/uploads\/2026\/06\/Bendigeidfran-scaled.jpg\",\"articleSection\":[\"Ar Werth\"],\"inLanguage\":\"cy-GB\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/ancientcattleofwales.org\/cy\/llo-tarw-ar-werth\/\",\"url\":\"https:\/\/ancientcattleofwales.org\/cy\/llo-tarw-ar-werth\/\",\"name\":\"Llo tarw ar werth - 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