1. The nine month
Story

2. The cows reproductive tract

3. Uterine Horns
Ovary
Cervix
Vagina

4. Heat detection of a cow is important
Cow stands to be mounted for another

5. Follicle produced by FSH

6. This follicle will soon rupture(ovulation) with the help of LH

7. Heat chart

8. Artificial Insemination should occur 12 hours after noticeable heat.

9. Fallopian Tube (Oviduct) site of fertilization.

10. CL (Corpus Luteum) takes the place of the follicle
CL (Corpus Luteum) takes the place of the follicle. The CL produces the hormone progesterone.

11. 30 days- 1 month 2/5”- PEA SIZE HEAD & LIMB BUDS RECOGNIZABLE
PLACENTA NOT ATTACHED

12. 60 days- 2 months

13. 60 DAYS - 2MONTHS
6-7.5 CM
21/2-3IN
CLAW BUDS AND SMALL SCROTUM RECOGNIZABLE, PALATE, AND STERNUM CLOSED, PLACENTA ATTACHED AND LENS-SIZED COTYLEDONS PRESENT.

14. 90 days

15. 90 days- 3 months 13-17CM 5-61/2 INCHES RAT SIZE FINE HAIR ON EYEBROWS
CLAWS DEVELOPED
YELLOW COLORED EPITHELIAL
PLAQUES PRESENT ON AMNION
HORN PITS PRESENT

16. 120 days 12.5-18cm 5-7in small cat size find hair on eyebrow
claws develop
horn pits

17. 150 days
18-23cm
7-9in
large cat size
hair on eyebrow and lips

18. 180 days
40-60 cm (15-24 in )
hair on inside of the ear, around the horn pits tip of tail, & muzzle.

19. 210 days 55-75 cm (22-30 in ) long hair on tip of tail
Hair on the metatarsal, metacarpal and phalangeal region
210 days

20. 210 days

21. 240 days 60-85 cm ( 24-34 in ) Fine short hair all over the body
Incisor teeth not erupted

22. 270 days 70-100 cm (28-40 in ) Hair coat complete
incisor teeth erupted

23. Gestation Period for Cattle
283 Days

27. One of the first signs of birth is the water bag.

28. First sign of the calf should be the two front legs.

29. Parturition!

30. GOT MILK?