340 Day Gestational Table                
 
  Breed Date  Day 340   Breed Date  Day 340   Breed Date  Day 340   Breed Date  Day 340   Breed Date  Day 340   Breed Date  Day 340   Breed Date  Day 340   Breed Date  Day 340  
  Feb. 1 Jan. 8   Mar. 1 Feb. 7   Apr. 1 Mar. 9   May. 1 Apr. 8   June. 1 May. 9   July. 1 June. 8   Aug. 1 July. 8   Sept. 1 Aug. 9  
  Feb. 2 Jan. 9   Mar. 2 Feb. 8   Apr. 2 Mar. 10   May. 2 Apr. 9   June. 2 May. 10   July. 2 June. 9   Aug. 2 July. 9   Sept. 2 Aug. 10  
  Feb. 3 Jan. 10   Mar. 3 Feb. 9   Apr. 3 Mar. 11   May. 3 Apr. 10   June. 3 May. 11   July. 3 June. 10   Aug. 3 July. 10   Sept. 3 Aug. 11  
  Feb. 4 Jan. 11   Mar. 4 Feb. 10   Apr. 4 Mar. 12   May. 4 Apr. 11   June. 4 May. 12   July. 4 June. 11   Aug. 4 July. 11   Sept. 4 Aug. 12  
  Feb. 5 Jan. 12   Mar. 5 Feb. 11   Apr. 5 Mar. 13   May. 5 Apr. 12   June. 5 May. 13   July. 5 June. 12   Aug. 5 July. 12   Sept. 5 Aug. 13  
  Feb. 6 Jan. 13   Mar. 6 Feb. 12   Apr. 6 Mar. 14   May. 6 Apr. 13   June. 6 May. 14   July. 6 June. 13   Aug. 6 July. 13   Sept. 6 Aug. 14  
  Feb. 7 Jan. 14   Mar. 7 Feb. 13   Apr. 7 Mar. 15   May. 7 Apr. 14   June. 7 May. 15   July. 7 June. 14   Aug. 7 July. 14   Sept. 7 Aug. 15  
  Feb. 8 Jan. 15   Mar. 8 Feb. 14   Apr. 8 Mar. 16   May. 8 Apr. 15   June. 8 May. 16   July. 8 June. 15   Aug. 8 July. 15   Sept. 8 Aug. 16  
  Feb. 9 Jan. 16   Mar. 9 Feb. 15   Apr. 9 Mar. 17   May. 9 Apr. 16   June. 9 May. 17   July. 9 June. 16   Aug. 9 July. 16   Sept. 9 Aug. 17  
  Feb. 10 Jan. 17   Mar. 10 Feb. 16   Apr. 10 Mar. 18   May. 10 Apr. 17   June. 10 May. 18   July. 10 June. 17   Aug. 10 July. 17   Sept. 10 Aug. 18  
  Feb. 11 Jan. 18   Mar. 11 Feb. 17   Apr. 12 Mar. 19   May. 11 Apr. 18   June. 11 May. 19   July. 11 June. 18   Aug. 11 July. 18   Sept. 11 Aug. 19  
  Feb. 12 Jan. 19   Mar. 12 Feb. 18   Apr. 13 Mar. 20   May. 12 Apr. 19   June. 12 May. 20   July. 12 June. 19   Aug. 12 July. 19   Sept. 12 Aug. 20  
  Feb. 13 Jan. 20   Mar. 13 Feb. 19   Apr. 14 Mar. 21   May. 13 Apr. 20   June. 13 May. 21   July. 13 June. 20   Aug. 13 July. 20   Sept. 13 Aug. 21  
  Feb. 14 Jan. 21   Mar. 14 Feb. 20   Apr. 15 Mar. 22   May. 14 Apr. 21   June. 14 May. 22   July. 14 June. 21   Aug. 14 July. 21   Sept. 14 Aug. 22  
  Feb. 15 Jan. 22   Mar. 15 Feb. 21   Apr. 16 Mar. 23   May. 15 Apr. 22   June. 15 May. 23   July. 15 June. 22   Aug. 15 July. 22   Sept. 15 Aug. 23  
  Feb. 16 Jan. 23   Mar. 16 Feb. 22   Apr. 17 Mar. 24   May. 16 Apr. 23   June. 16 May. 24   July. 16 June. 23   Aug. 16 July. 23   Sept. 16 Aug. 24  
  Feb. 17 Jan. 24   Mar. 17 Feb. 23   Apr. 18 Mar. 25   May. 17 Apr. 24   June. 17 May. 25   July. 17 June. 24   Aug. 17 July. 24   Sept. 17 Aug. 25  
  Feb. 18 Jan. 25   Mar. 18 Feb. 24   Apr. 19 Mar. 26   May. 18 Apr. 25   June. 18 May. 26   July. 18 June. 25   Aug. 18 July. 25   Sept. 18 Aug. 26  
  Feb. 19 Jan. 26   Mar. 19 Feb. 25   Apr. 20 Mar. 27   May. 19 Apr. 26   June. 19 May. 27   July. 19 June. 26   Aug. 19 July. 26   Sept. 19 Aug. 27  
  Feb. 20 Jan. 27   Mar. 20 Feb. 26   Apr. 21 Mar. 28   May. 20 Apr. 27   June. 20 May. 28   July. 20 June. 27   Aug. 20 July. 27   Sept. 20 Aug. 28  
  Feb. 21 Jan. 28   Mar. 21 Feb. 27   Apr. 22 Mar. 30   May. 21 Apr. 28   June. 21 May. 29   July. 21 June. 28   Aug. 21 July. 28   Sept. 21 Aug. 29  
  Feb. 22 Jan. 29   Mar. 22 Feb. 28   Apr. 23 Mar. 31   May. 22 Apr. 29   June. 22 May. 30   July. 22 June. 29   Aug. 22 July. 29   Sept. 22 Aug. 30  
  Feb. 23 Jan. 30   Mar. 23 Feb. 29   Apr. 24 Apr. 1   May. 23 Apr. 30   June. 23 May. 31   July. 23 June. 30   Aug. 23 July. 30   Sept. 23 Aug. 31  
  Feb. 24 Jan. 31   Mar. 24 Mar. 1   Apr. 25 Apr. 2   May. 24 May. 1   June. 24 June. 1   July. 24 July. 1   Aug. 24 Aug. 1   Sept. 24 Sept. 1  
  Feb. 25 Feb. 1   Mar. 25 Mar. 2   Apr. 26 Apr. 3   May. 25 May. 2   June. 25 June. 2   July. 25 July. 2   Aug. 25 Aug. 2   Sept. 25 Sept. 2  
  Feb. 26 Feb. 2   Mar. 26 Mar. 3   Apr. 27 Apr. 4   May. 26 May. 3   June. 26 June. 3   July. 26 July. 3   Aug. 26 Aug. 3   Sept. 26 Sept. 3  
  Feb. 27 Feb. 3   Mar. 27 Mar. 4   Apr. 28 Apr. 5   May. 27 May. 4   June. 27 June. 4   July. 27 July. 4   Aug. 27 Aug. 4   Sept. 27 Sept. 4  
  Feb. 28 Feb. 4   Mar. 28 Mar. 5   Apr. 29 Apr. 6   May. 28 May. 5   June. 28 June. 5   July. 28 July. 5   Aug. 28 Aug. 5   Sept. 28 Sept. 5  
  Feb. 29 Feb. 5   Mar. 29 Mar. 6   Apr. 30 Apr. 7   May. 29 May. 6   June. 29 June. 6   July. 29 July. 6   Aug. 29 Aug. 6   Sept. 29 Sept. 6  
        Mar. 30 Mar. 7       May. 30 May. 7   June. 30 June. 7   July. 30 July. 7   Aug. 30 Aug. 7   Sept. 30 Sept. 7  
      Mar. 31 Mar. 8       May. 31 May. 8           Aug. 31 Aug. 8      
 


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