Weather lowdown. After July â the hottest month of the year for New York, USA â the weather starts to cool down in August. During this month, the average temperature for the city begins at 23Â°C, created by highs of 27Â°C during the daytime and lows of 19Â°C after dark, and drops down to 21Â°C, created by highs of 25Â°C dur... Read more.
Ref: K. Lusby. Replacement beef heifers should attain 65 to 70% of their potential mature weight by the time they are bred at 14-15 months of age. This would mean that heifers should gain an average of 1.25 to 1.75 lb. per day from weaning to first breeding or 250 to 350 lbs.during the first winter (depending on breed).ef: K. Lusby. Replacement beef heifers should attain 65 to 70% of their potential mature weight by the time they are bred at 14-15 months of age. This would mean that heifers should gain an average of 1.25 to 1.75 lb. per day from weaning to first breeding or 250 to 350 lbs.
1 You will always know when a heifer or cow is ready to be bred when they go into heat. 2  Normal estrus periods last 24 hours and occur between 17 to 24 days. 3  The better condition score a cow is after calving, the sooner she'll be ready to breed.epending on the breed of the heifer, most heifers will start to show the first signs of heat when they are between 9 and 22 months of age. 1  The rate of sexual maturity or puberty is determinate of genes and breeding.