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 4.6% 2.0%	89% ( V High) 96% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.6% 2.0%	88% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	10.0%	93%
May 2025	Birth Size (Progeny expected to be born large or extra large)	10.2%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.6 kg	85%
May 2025	Birth Weight (Expected progeny birth weight)	39.7 kg	85%
Sep 2025	Gestation (Days between conception and birth)	-4.74 days	98%
May 2025	Gestation (Days between conception and birth)	-4.76 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.69	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.75	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.62%	90%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.57%	90%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.6% 2.0%	89% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.6% 2.0%	88% 96%
Sep 2025	Birth Size	10.0%	93%
May 2025	Birth Size	10.2%	93%
Sep 2025	Birth Weight	39.6 kg	85%
May 2025	Birth Weight	39.7 kg	85%
Sep 2025	Gest	-4.74 days	98%
May 2025	Gest	-4.76 days	98%
Sep 2025	Mort	-0.69	98%
May 2025	Mort	-0.75	98%
Sep 2025	Maternal Calving Difficulty	5.62%	90%
May 2025	Maternal Calving Difficulty	5.57%	90%

366 total progeny records from 105 dairy contemporary groups

( 7,575 herdmate records from 104 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 75.2%, FR: 20.7%, JE: 1.6%, NR: 0.2%, OTHER: 0.8%	HO: 73.3%, FR: 20.9%, JE: 2.4%, NR: 0.7%, OTHER: 1.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.7% 2.7% 2.7%	6.6% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	773 Days 1116 Days 2110 Days	749 Days 1115 Days 2095 Days

49 total progeny records from 12 contemporary groups

( 1,201 herdmate records from 12 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 65.9%, FR: 25.4%, JE: 3.0%, NR: 1.0%, OTHER: 2.2%	HO: 67.0%, FR: 22.2%, JE: 4.3%, NR: 2.3%, OTHER: 1.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.8% 20.6% 19%	17.8% 18.8% 18.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.4kg 42.2kg	0kg 41.1kg 41.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	755 Days 1110 Days 2040 Days	733 Days 1104 Days 2047 Days

9 total progeny records from 4 contemporary groups

( 381 herdmate records from 4 contemporary groups)