{"id":826,"date":"2016-08-08T17:05:42","date_gmt":"2016-08-08T15:05:42","guid":{"rendered":"http:\/\/www.supagro.fr\/wordpress\/modeleco\/?page_id=826"},"modified":"2019-06-19T13:12:25","modified_gmt":"2019-06-19T11:12:25","slug":"aide-concentre-alimentaire-pour-animaux","status":"publish","type":"page","link":"https:\/\/www.supagro.fr\/wordpress\/modelecoen\/auto-formation\/sequence1\/cours2-introduction-a-gams\/concentre-alimentaire-animale\/aide-concentre-alimentaire-pour-animaux\/","title":{"rendered":"Help \u2013 Animal feed concentrate"},"content":{"rendered":"

The model can be written in a number of ways, all of which can be accurate and lead to the same result. Here is one possibility. We have chosen the following names for the data and variables.<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Type<\/td>\nName<\/td>\nDescription<\/td>\n<\/tr>\n
SET<\/td>\nI \/maize, peas, soya\/<\/td>\nAll ingredients<\/td>\n<\/tr>\n
SCALAR<\/td>\nTMIN1<\/td>\nMinimum TNM content (g\/kg)<\/td>\n<\/tr>\n
TMIN2<\/td>\nMinimum fat content (g\/kg)<\/td>\n<\/tr>\n
TMAX3<\/td>\nMaximum mineral matter content (g\/kg)<\/td>\n<\/tr>\n
TMAX4<\/td>\nMaximum crude fibre content (g\/kg)<\/td>\n<\/tr>\n
PARAMETER<\/td>\nTC1(I) \u00e0 TC4(I)<\/td>\nKnown nutrient contents for each ingredient (g\/kg)<\/td>\n<\/tr>\n
PX(I)<\/td>\nPrice of ingredients in euro per kilo<\/td>\n<\/tr>\n
POSITIVE VARIABLE<\/td>\nX(I)<\/td>\nQuantity of each ingredient for a kilo of concentrate<\/td>\n<\/tr>\n
VARIABLE<\/td>\nC<\/td>\nTotal production cost for a kilo of concentrate<\/td>\n<\/tr>\n
EQUATION<\/td>\nGOAL<\/td>\nSum of production costs<\/td>\n<\/tr>\n
T_MAT<\/td>\nMinimum TNM content constraint<\/td>\n<\/tr>\n
T_matG<\/td>\nMinimum fat content constraint<\/td>\n<\/tr>\n
T_minerals<\/td>\nMaximum mineral matter content constraint<\/td>\n<\/tr>\n
T_fibre<\/td>\nMaximum crude fibre constraint<\/td>\n<\/tr>\n
WEIGHT<\/td>\nTotal ingredient quantities weigh a kilo<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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The model can be written in a number of ways, all of which can be accurate and lead to the same result. Here is one possibility. We have chosen the following names for the data and variables. Type Name Description Continue reading Help \u2013 Animal feed concentrate<\/span>→<\/span><\/a><\/p>\n","protected":false},"author":92,"featured_media":0,"parent":773,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-826","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.supagro.fr\/wordpress\/modelecoen\/wp-json\/wp\/v2\/pages\/826","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.supagro.fr\/wordpress\/modelecoen\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.supagro.fr\/wordpress\/modelecoen\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.supagro.fr\/wordpress\/modelecoen\/wp-json\/wp\/v2\/users\/92"}],"replies":[{"embeddable":true,"href":"https:\/\/www.supagro.fr\/wordpress\/modelecoen\/wp-json\/wp\/v2\/comments?post=826"}],"version-history":[{"count":16,"href":"https:\/\/www.supagro.fr\/wordpress\/modelecoen\/wp-json\/wp\/v2\/pages\/826\/revisions"}],"predecessor-version":[{"id":4558,"href":"https:\/\/www.supagro.fr\/wordpress\/modelecoen\/wp-json\/wp\/v2\/pages\/826\/revisions\/4558"}],"up":[{"embeddable":true,"href":"https:\/\/www.supagro.fr\/wordpress\/modelecoen\/wp-json\/wp\/v2\/pages\/773"}],"wp:attachment":[{"href":"https:\/\/www.supagro.fr\/wordpress\/modelecoen\/wp-json\/wp\/v2\/media?parent=826"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}