Kids nutrition after weaning

Abstract

Ugrubo se u hranidbi jaradi razlikuju dvije faze; hranidba prije i hranidba nakon odbića. U ovom radu opisani su načini odbića jaradi i njihov utjecaj na prirast i kakvoću trupa te hranidba jaradi čvrstim krmivima. Odbiće je prijelaz s hranidbe jaradi mlijekom i/ili mliječnim krmivima, na hranidbu čvrstim krmivima (sijeno, krepka krmiva). Ono je, kao kritična faza u uzgoju jaradi, popraćeno opadanjem ili potpunom stagnacijom prirasta. Izraženost stresa odbića ovisi o dobi jaradi pri odbiću, tjelesnoj masi, spolu, načinu hranidbe prije odbića i o tehnici (načinu) odbića. Tjelesna masa jaradi u vrijeme odbića je bolji kriterij za procjenu trenutka odbića negoli sama dob jareta. Ovisno o sustavu kozarenja i cilju proizvodnje, postoje različiti načini odbića jaradi (rano i kasno te postupno i naglo). Ranije odbiće jaradi se negativno odražava ne samo na rast i tjelesnu masu, nego i na randman klanja, konformaciju trupa i mekoću mesa. Jarad se nakon odbića mora privikavati na obrok bogat vlaknima i škrobom, a siromašan lipidima i jednostavnim ugljikohidratima. Povećanje udjela bjelančevina u obroku odbijene jaradi pozitivno se odražava na njihov rast. Pravilnom i odgovarajućom hranidbom i uzgojem potrebno je osigurati zadovoljavajuće zdravlje i proizvodnost životinja uz najmanje troškove.Generally, kids nutrition can be divided into nutrition before weaning and nutrition after weaning. In this paper methods of weaning and their influence on daily gain and carcass traits are described. Replacing liquid feeding (milk and milk feeds) with solid feeding (hay and concentrates) is called weaning. It is a critical period for young gaots, causing a decrease or even a total arest of growth rate. The magnitude of weaning shock depends on age and body weight of the kids at the time of weaning, sex, method of weaning as well as the feeding program before and after weaning. The techniques used to wean kids differ considerably, depending on the goat farming system. Early weaning has a negative effect on growth rate, body weight, dressing percentage, trunk conformation and tenderness of meat. After weaning, kid must adapt to a diet rich in fibre and starch but poor in lipids and simple carbohydrates. Increase of dietary protein concentration has a positive effect on kids growth rate. The right nutrition and care should provide acceptable animal health and productivity at the lowest cost

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