Pregnancy Timeline

Pregnancy Timeline

Week One (Day 1-7, 2/8 – 2/14)
DEVELOPMENT OF THE PUPPIES
• Fertilization occurs
• 2 cell embryos are in the oviduct
• The embryo is fairly resistant to external interference in development
CHANGES IN HOOVER
• Possible morning sickness
• Possible personality changes
CARE OF HOOVER
• Normal feeding
• Check any and all medications with vet prior to administering
• No insecticides (i.e., flea treatments)
• No live vaccines
TO DO LIST
• Put together pedigree on litter
• Write contract
• Contact AKC for litter registration application
• Start taking puppy reservations

Week Two (Days 8-14, 2/15 – 2/21)
DEVELOPMENT OF THE PUPPIES
• Embryo will be 4 cell at start of week and 64 cell by end of week
• Embryo enters the uterus
CHANGES IN HOOVER
• Possible morning sickness
CARE OF HOOVER
• Continue as with Week One
TO DO LIST
• Nothing special this week

Week Three (Days 15-21, 2/22 – 2/28)
DEVELOPMENT OF THE PUPPIES
• Day 19 (2/26)– Implantation of embryos in uterus
CHANGES IN HOOVER
• See above
CARE OF HOOVER • See above
TO DO LIST
• Nothing special this week

Week Four (Days 22-28, 3/1 – 3/7)
DEVELOPMENT OF THE PUPPIES
• Development of eyes and spinal cords
• Faces take shape
• Foetuses grow from 5-10 mm to 14-15 mm
• Organogenesis begins– Embryos are at their most susceptible to defects
• Days 26 – 32 (3/5 – 3/11) are the best days to palpitate (i.e.. feel for the puppies)
CHANGES IN HOOVER
• Possible clear vaginal discharge
• Mammary development begins
CARE OF HOOVER
• After Day 26 (3/5), palpitation may be possible to diagnose pregnancy
• Limit strenuous activity (such as working, jumping, long runs)
• Add a hard boiled egg to food on alternating days
TO DO LIST
• Schedule ultrasound or palpitation.

Week Five (Days 29-35, 3/8 – 3/14)
DEVELOPMENT OF THE PUPPIES
• Development of toes, whisker buds, and claws
• Foetuses look like dogs
• Gender can be determined
• Eyes (previously open) now closed
• Foetuses grow from 18 mm – 30 mm
• Organogenesis ends — embryos are fairly resistant to interference with development
CHANGES IN HOOVER
• Swelling becomes noticeable
• Loss of “tuck-up”
• Weight will start to increase
CARE OF HOOVER
• Slightly increase amount of food and switch to puppy kibble.
• Palpitation no longer possible due to fluids in uterus
TO DO LIST
• Nothing special this week

Week Six (Days 36-42, 3/15 – 3/21)
DEVELOPMENT OF THE PUPPIES
• Development of skin pigment
• Foetuses should weigh around 6 grams and be 45 mm long
• Foetal heartbeats can be heard with stethoscope
CHANGES IN HOOVER
• Nipples darken and enlarge
• Abdomen continues to enlarge
CARE OF HOOVER
• Add hard boiled egg to food daily
• Increase the amount of food
• Hoover should start sleeping in whelping box
TO DO LIST
• Assemble whelping box
• By this time I should be fairly sure that Hoover is pregnant. Notify the people on your puppy list. Let them know when you expect delivery.

Week Seven (Days 43-49, 3/22 – 3/28)
DEVELOPMENT OF THE PUPPIES
• Growth and development continues
CHANGES IN HOOVER
• Abdomen hair will start shedding
• Hoover will start to look pregnant at this point
CARE OF HOOVER
• Slightly increase both meals
TO DO LIST
• Stop any roughhousing or jumping
• Radiographs (X-rays) possible to determine number and size of puppies

Week Eight (Days 50-56, 3/29 – 4/4)
DEVELOPMENT OF THE PUPPIES
• Foetal movement can be detected when Hoover is at rest
• Puppies can safely be born from now on
CHANGES IN HOOVER
• Milk may be squeezed from nipples
• Hoover will be very large.
CARE OF HOOVER
• Add moderate lunch
TO DO LIST
• Gather whelping kit
• Prepare phone list for help/support. It should include your vet’s phone number, the emergency clinic’s phone number, the number of any friends who will be offering support during whelping, and anyone else you might need to contact before, during, or after whelping (like your office to let them know you won’t be in!)
• Make sure your car is fuelled up and ready for a possible emergency trip to the vet’s office.

Week Nine (Days 57-63, 4/5 – 4/11)
DEVELOPMENT OF THE PUPPIES
• Growth and Development continues
CHANGES IN HOOVER
• Nesting behaviour may be seen
• Hoover may become distressed (panting, pacing, acting uncomfortable)
• Temperature should be around 100.2-100.8 degrees Fahrenheit
• When temperature drops to around 98-99.4 degrees Fahrenheit, puppies should be born within 24 hours
• Appetite may disappear as whelping approaches
CARE OF HOOVER
• Start taking temperature three times a day
TO DO LIST
• Notify vet or emergency clinic when temperature drops so that they will be ready if you have any problems
• Keep detailed records on temperature and behaviour of bitch
• Double check that whelping supplies are ready Post Partum
• Make sure each puppy gets some of Hoover’s colostrum (first milk) within first 24 hours.
• Lochia (vaginal discharge) should be reddish to reddish-brown (green is okay on first day). If you see black discharge, contact vet immediately!