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 4.9% 2.3%	70% ( High) 93% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.0% 2.3%	70% 92%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.5%	84%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.0%	84%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.9 kg	89%
May 2025	Birth Weight (Expected progeny birth weight)	39.7 kg	88%
Sep 2025	Gestation (Days between conception and birth)	-4.15 days	97%
May 2025	Gestation (Days between conception and birth)	-4.08 days	97%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.29	97%
May 2025	Mortality (Calves dead at or soon after birth)	-0.63	97%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.20%	80%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.13%	78%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.9% 2.3%	70% ( High) 93% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.0% 2.3%	70% 92%
Sep 2025	Birth Size	17.5%	84%
May 2025	Birth Size	18.0%	84%
Sep 2025	Birth Weight	39.9 kg	89%
May 2025	Birth Weight	39.7 kg	88%
Sep 2025	Gest	-4.15 days	97%
May 2025	Gest	-4.08 days	97%
Sep 2025	Mort	-0.29	97%
May 2025	Mort	-0.63	97%
Sep 2025	Maternal Calving Difficulty	4.20%	80%
May 2025	Maternal Calving Difficulty	4.13%	78%

290 total progeny records from 90 dairy contemporary groups

( 8,952 herdmate records from 89 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.6%, FR: 19.6%, JE: 4.8%, NR: 0.6%, OTHER: 1.1%	HO: 69.6%, FR: 21.5%, JE: 6.3%, NR: 0.5%, OTHER: 0.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.5% 2.5%	6.2% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	845 Days 1111 Days 2091 Days	765 Days 1124 Days 2182 Days

22 total progeny records from 8 contemporary groups

( 483 herdmate records from 8 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.4%, FR: 20.3%, JE: 6.9%, NR: 0.3%, OTHER: 0.4%	HO: 69.7%, FR: 19.4%, JE: 9.0%, NR: 0.6%, OTHER: 0.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.3% 17.6% 16.8%	17.9% 18.1% 18.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	43.6kg 40.3kg 40.4kg	40.2kg 40.3kg 40.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	1104 Days 1101 Days 2138 Days	764 Days 1137 Days 2188 Days

27 total progeny records from 6 contemporary groups

( 1,028 herdmate records from 6 contemporary groups)