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 5.0% 2.1%	72% ( 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% 2.1%	72% 92%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.9%	79%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.1%	79%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.5 kg	84%
May 2025	Birth Weight (Expected progeny birth weight)	39.4 kg	85%
Sep 2025	Gestation (Days between conception and birth)	-3.80 days	97%
May 2025	Gestation (Days between conception and birth)	-3.81 days	97%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.67	97%
May 2025	Mortality (Calves dead at or soon after birth)	-0.77	97%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.40%	80%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.28%	80%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.0% 2.1%	72% ( High) 93% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.0% 2.1%	72% 92%
Sep 2025	Birth Size	15.9%	79%
May 2025	Birth Size	16.1%	79%
Sep 2025	Birth Weight	39.5 kg	84%
May 2025	Birth Weight	39.4 kg	85%
Sep 2025	Gest	-3.80 days	97%
May 2025	Gest	-3.81 days	97%
Sep 2025	Mort	-0.67	97%
May 2025	Mort	-0.77	97%
Sep 2025	Maternal Calving Difficulty	4.40%	80%
May 2025	Maternal Calving Difficulty	4.28%	80%

272 total progeny records from 86 dairy contemporary groups

( 7,961 herdmate records from 86 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.4%, FR: 24.9%, JE: 2.4%, NR: 0.1%, OTHER: 0.4%	HO: 70.3%, FR: 23.3%, JE: 4.4%, NR: 0.4%, OTHER: 0.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.7% 2.5% 2.5%	6.2% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	743 Days 1114 Days 2047 Days	741 Days 1110 Days 2145 Days

10 total progeny records from 5 contemporary groups

( 531 herdmate records from 5 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 73.1%, FR: 25.0%, JE: 1.3%, NR: 0.0%, OTHER: 0.1%	HO: 72.2%, FR: 19.2%, JE: 7.2%, NR: 0.2%, OTHER: 0.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 19.5% 16%	0% 16.8% 19.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41kg 41.1kg	0kg 40.6kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1174 Days 1874 Days	0 Days 1105 Days 2001 Days

16 total progeny records from 5 contemporary groups

( 752 herdmate records from 5 contemporary groups)