Bovine Leukosis: Understanding the Bovine Leukemia Virus
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Questions and Answers

What is the primary strategy used in herds with a low prevalence of BLV to eradicate the disease?

Culling all infected animals as soon as they are identified

Why is it difficult to eradicate BLV in highly infected herds?

Because the initial prevalence of BLV is too high, making it hard to control horizontal transmission

What is the key factor in achieving progress in reducing BLV transmission in highly infected herds?

Reducing horizontal transmission, resulting in fewer new infections

What is the primary factor that determines the success of BLV eradication in a herd?

<p>The initial herd prevalence of BLV infection</p> Signup and view all the answers

What is the consequence of only adopting a few of the suggested management practices for BLV eradication?

<p>Progress towards eradication is usually slow at best</p> Signup and view all the answers

What is essential for developing a BLV-free herd?

<p>Raising only BLV-negative heifers</p> Signup and view all the answers

What is the result of allowing BLV-positive heifers to enter the milking herd?

<p>A continuous source of infection, making eradication impossible</p> Signup and view all the answers

What is the primary goal of reducing horizontal transmission in BLV-infected herds?

<p>To achieve fewer and fewer new infections</p> Signup and view all the answers

What is the relationship between the level of priority and commitment to eradication and the speed of progress?

<p>A higher level of priority and commitment leads to faster progress</p> Signup and view all the answers

What is the ultimate outcome of a successful BLV eradication program in a herd?

<p>An entirely negative herd</p> Signup and view all the answers

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