Dog Heat Cycle Chart. Heat usually lasts between 2-4 weeks. Miko Loves Summermikolovessummer Patriotic_K9patriotic_k9 Patriotic_K9patriotic_k9 Its me and my dogthatoldgrandpa Patriotic_K9patriotic_k9.
Follow across and down to find the HEAT INDEX. You can also make predictions with the charts based on your dogs future age. Female dogs also have a period of vaginal bleeding.
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Labrador Heat Cycle Chart The Labrador Retriever heat cycle is a series of hormonal changes that happen according to a regular rhythm. Loss of appetite and irritability. Watch popular content from the following creators. Some dams come in at four months and some at twelve months for their first heat while some are every six months and some every five to 11 months.