A CDA candidate must: 1  Be 18 years of age or older. 2  Hold a high school diploma or General Educational diploma (GED) 3  Have 480 hours of experience working with children within the past five years.  Have 120 clock hours of formal child care education within the past five years.
Foundering in cows refer to inflammation of the hoof's internal connective tissue. This causes abnormal shaping and growth which include hoof wall concavity and ridge formation. Foundering in cows refer to inflammation of the hoof's internal connective tissue. This causes abnormal shaping and growth which include hoof wall concavity and ridge formation.
If a cow is no longer productive for some reason or other, she is culled and sent to the slaughter plant. Occasionally a producer will let a cow, particularly one that is a foundation cow, live to old age. How old is old age depends on the cow: some will live until they are 15 to 20 years of age or more.