View
220
Download
1
Category
Tags:
Preview:
Citation preview
PREGNANCY
AND
PART
URITIO
N
MS
. S
EA
RS
Fertilization: Takes place once the sperm cell and the egg join.
• Only one egg to one sperm cell
PREGNANCYAverage gestation: 330
Days about 11 monthsGestation: The length of
pregnancy from conception to parturition
PREGNANCY CONT.Pregnancy may not be
visible during the first few months
Tests should be run to make sure
• tests include: urine and blood analysis
PREGNANCY CONT.
If you have a skilled vet or breeder palpating and ultrasound are also good ways to check.
However, these options can be more expensive and the person running the test must be good at their job.
Teasing a mare is another option but it is not as accurate
PARTURITIONIs the process of giving
birth. In horses this is a generally
quick process.• Less than 30 minutes
once the water breaks
PARTURITION STAGESParturition happens in three
stages:Stage 1: Labor beginsStage 2: Foal is bornStage 3: Placenta is expelled (passed)
POSITIONFoal should exit in a diving position• Front feet then head and
shoulders.Foals start to breath as soon as the umbilical cord breaks
Dystocia – Difficult birth
AFTERWARDSFoal: foals usually stand
within 30 minutes of being born and is nursing within 2 hours.
Mare: The mare will pass the placenta and begin taking care of the foal quickly after the foal is born.
AFTERWARDS CONT.
** If the placenta is not passed within 8 hours of the birth then you need to call a vet.**
FOAL DEVELOPMENT
At 25 days: heart beat is present
DAY 40The foal is now ¾’’ and
looks like a four legged animal
Ears, eyelids, and other features are starting to form
DAY 50Foal is just over an inch
long.Features are becoming
more distinct. Ribs and skull are forming.
DAY 60Hooves have developedFoal is starting to resemble a
horse.
DAY 80Sex is visible.About the size of a chipmunk.
DAY 150Foal gains a pound every 10
days.Hair is starting to develop.Eyelashes are now visible.
DAY 180Mane and tail have started
to form.
DAY 270Fetus now looks like a foal. About the size of a German
Shepherd.
DAY 320Lungs have developed enough
to support the foal if it was born early.
The hair covering the foal has become coarser.
DAY ~330Foal is born!
Recommended