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 5.1% 2.3%	91% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.3%	90% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	14.2%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	14.1%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.6 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	39.7 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-4.10 days	99%
May 2025	Gestation (Days between conception and birth)	-4.11 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.23	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.30	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.85%	92%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.72%	92%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.3%	91% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.3%	90% 97%
Sep 2025	Birth Size	14.2%	94%
May 2025	Birth Size	14.1%	94%
Sep 2025	Birth Weight	39.6 kg	92%
May 2025	Birth Weight	39.7 kg	92%
Sep 2025	Gest	-4.10 days	99%
May 2025	Gest	-4.11 days	99%
Sep 2025	Mort	-0.23	99%
May 2025	Mort	-0.30	99%
Sep 2025	Maternal Calving Difficulty	4.85%	92%
May 2025	Maternal Calving Difficulty	4.72%	92%

1,069 total progeny records from 187 dairy contemporary groups

( 16,421 herdmate records from 186 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.8%, FR: 23.6%, JE: 4.5%, NR: 0.5%, OTHER: 0.9%	HO: 67.6%, FR: 22.5%, JE: 6.2%, NR: 0.6%, OTHER: 1.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.6% 2.5% 2.6%	6.5% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	812 Days 1114 Days 2139 Days	752 Days 1116 Days 2162 Days

83 total progeny records from 20 contemporary groups

( 1,438 herdmate records from 20 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.4%, FR: 24.0%, JE: 6.9%, NR: 0.0%, OTHER: 0.3%	HO: 63.0%, FR: 27.2%, JE: 7.2%, NR: 0.2%, OTHER: 0.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.2% 18.3% 19.4%	19.7% 19.8% 19.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 40.1kg 39.7kg	0kg 39.6kg 39.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	742 Days 1129 Days 2174 Days	749 Days 1119 Days 2186 Days

40 total progeny records from 4 contemporary groups

( 790 herdmate records from 4 contemporary groups)