Recent research states that Dachshunds should not be neutered before the ages of 18-24 months to allow their hormones to develop. These hormones are necessary to help support their backs which minimizes Additionally waiting to spay and neuter does help the dog to produce a nicer coat.
We at Infinity Dachshunds wants your puppy to have the best healthy life so we recommend waiting to spay or neuter.
Please read this report from frontiers in Veterinary Science
Here are some infographics you may want to check out!
AKC Infinity Dachshunds 