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	Moderate 7.3% 2.9%	90% ( V High) 96% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.2% 2.9%	91% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.7%	93%
May 2025	Birth Size (Progeny expected to be born large or extra large)	20.5%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	89%
Sep 2025	Gestation (Days between conception and birth)	-3.84 days	99%
May 2025	Gestation (Days between conception and birth)	-3.80 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.55	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.57	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.23%	85%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.17%	85%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.3% 2.9%	90% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.2% 2.9%	91% 96%
Sep 2025	Birth Size	20.7%	93%
May 2025	Birth Size	20.5%	93%
Sep 2025	Birth Weight	41.2 kg	90%
May 2025	Birth Weight	41.2 kg	89%
Sep 2025	Gest	-3.84 days	99%
May 2025	Gest	-3.80 days	99%
Sep 2025	Mort	-0.55	99%
May 2025	Mort	-0.57	99%
Sep 2025	Maternal Calving Difficulty	4.23%	85%
May 2025	Maternal Calving Difficulty	4.17%	85%

1,068 total progeny records from 262 dairy contemporary groups

( 24,271 herdmate records from 262 dairy contemporary groups)

99 progeny ( 1,272 herdmates) born to heifers
270 progeny ( 5,975 herdmates) born to 2nd parity dam
699 progeny ( 17,024 herdmates) born to ≥3rd parity dam
30.3% progeny (45.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.3%, FR: 21.6%, JE: 6.2%, NR: 1.0%, OTHER: 1.2%	HO: 67.5%, FR: 22.2%, JE: 7.1%, NR: 0.7%, OTHER: 0.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.1% 2.5% 2.5%	6.1% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	726 Days 1118 Days 2088 Days	742 Days 1117 Days 2184 Days

78 total progeny records from 27 contemporary groups

( 2,055 herdmate records from 27 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.5%, FR: 22.6%, JE: 2.4%, NR: 2.2%, OTHER: 2.1%	HO: 67.5%, FR: 21.6%, JE: 7.0%, NR: 1.1%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 17.7% 19.1%	0% 18.4% 18.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 39.9kg 41kg	0kg 40.3kg 40.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1106 Days 2155 Days	0 Days 1113 Days 2225 Days

28 total progeny records from 8 contemporary groups

( 1,116 herdmate records from 8 contemporary groups)