Date of Evaluation	Trait	PTA	Reliability
Sep 2025	Calving Difficulty(Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.5%	73% ( High) 91% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.5%	75% 91%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.1%	80%
May 2025	Birth Size (Progeny expected to be born large or extra large)	22.5%	81%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	89%
May 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	89%
Sep 2025	Gestation (Days between conception and birth)	-4.72 days	98%
May 2025	Gestation (Days between conception and birth)	-4.75 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.67	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.78	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.11%	77%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.10%	77%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.2% 2.5%	73% ( High) 91% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.5%	75% 91%
Sep 2025	Birth Size	22.1%	80%
May 2025	Birth Size	22.5%	81%
Sep 2025	Birth Weight	40.4 kg	89%
May 2025	Birth Weight	40.5 kg	89%
Sep 2025	Gest	-4.72 days	98%
May 2025	Gest	-4.75 days	98%
Sep 2025	Mort	-0.67	98%
May 2025	Mort	-0.78	98%
Sep 2025	Maternal Calving Difficulty	4.11%	77%
May 2025	Maternal Calving Difficulty	4.10%	77%

333 total progeny records from 49 dairy contemporary groups

( 9,350 herdmate records from 49 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 53.3%, FR: 17.2%, JE: 25.9%, NR: 0.9%, OTHER: 1.1%	HO: 55.6%, FR: 19.5%, JE: 21.4%, NR: 0.9%, OTHER: 1.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.8% 2.3% 2.3%	5.4% 2.4% 2.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	747 Days 1105 Days 2064 Days	735 Days 1108 Days 2183 Days

15 total progeny records from 2 contemporary groups

( 414 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 43.4%, FR: 15.4%, JE: 37.8%, NR: 2.3%, OTHER: 0.3%	HO: 54.9%, FR: 17.5%, JE: 25.7%, NR: 0.7%, OTHER: 0.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 10.2% 15.4%	0% 15.2% 14.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	38.5kg 38kg 39kg	38kg 39.5kg 39.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	729 Days 1100 Days 1942 Days	733 Days 1105 Days 2228 Days

32 total progeny records from 4 contemporary groups

( 787 herdmate records from 4 contemporary groups)