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Original Articles

Economic profit from increased litter size, body weight and pelt quality in mink (Mustela vison)

Pages 57-63 | Accepted 02 Jun 1996, Published online: 01 Oct 2008
 

Abstract

Economic benefits of improving litter size, body weight (i.e. pelt length) and pelt quality were estimated in mink. Effects of the size of the litter in which the kit was born, on pelt length and pelt quality, were also assessed. The traits were recorded during a selection experiment involving the traits litter size, body weight and underfur density. Skins originating from litters of ≥10 kits tended to be smaller and sold at a lower price, compared with pelts from smaller litters. Litter size did not seem to affect fur quality. Pelt quality score decreased with increasing September weight. Pelts of animals with September weights of < 2000 g and pelting weights of < 2300 g had a lower sales price than pelts of heavier animals. Pelt quality had only a small effect on the price The highest economic gain was achieved by increasing litter size. The net revenue from each extra kit per litter was, in Swedish Kronor, SEK 70, 122 and 170 at an average sales price of SEK 150, 200 and 250, respectively.

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