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% 3.1%	86% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.4% 3.1%	85% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	24.6%	89%
May 2025	Birth Size (Progeny expected to be born large or extra large)	24.8%	89%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.2 kg	85%
May 2025	Birth Weight (Expected progeny birth weight)	42.2 kg	83%
Sep 2025	Gestation (Days between conception and birth)	-4.80 days	98%
May 2025	Gestation (Days between conception and birth)	-4.79 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.40	98%
May 2025	Mortality (Calves dead at or soon after birth)	0.26	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.05%	87%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.17%	87%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.3% 3.1%	86% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.4% 3.1%	85% 95%
Sep 2025	Birth Size	24.6%	89%
May 2025	Birth Size	24.8%	89%
Sep 2025	Birth Weight	42.2 kg	85%
May 2025	Birth Weight	42.2 kg	83%
Sep 2025	Gest	-4.80 days	98%
May 2025	Gest	-4.79 days	98%
Sep 2025	Mort	0.40	98%
May 2025	Mort	0.26	98%
Sep 2025	Maternal Calving Difficulty	5.05%	87%
May 2025	Maternal Calving Difficulty	5.17%	87%

456 total progeny records from 96 dairy contemporary groups

( 4,592 herdmate records from 95 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 84.1%, FR: 13.9%, JE: 0.6%, NR: 0.2%, OTHER: 0.4%	HO: 82.5%, FR: 15.2%, JE: 0.6%, NR: 0.1%, OTHER: 0.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.7% 2.7%	6.7% 2.7% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	806 Days 1130 Days 2147 Days	778 Days 1147 Days 2192 Days

38 total progeny records from 7 contemporary groups

( 350 herdmate records from 7 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 84.3%, FR: 14.7%, JE: 0.4%, NR: 0.0%, OTHER: 0.2%	HO: 83.0%, FR: 15.6%, JE: 0.5%, NR: 0.0%, OTHER: 0.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.6% 20.1% 20.2%	19.8% 19.9% 19.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.3kg 41.4kg	0kg 41.1kg 41.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	763 Days 1099 Days 1913 Days	747 Days 1133 Days 2163 Days

15 total progeny records from 2 contemporary groups

( 209 herdmate records from 2 contemporary groups)