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 8.5% 3.7%	82% ( V High) 90% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.4% 3.7%	81% 90%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	21.9%	89%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.5%	89%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.4 kg	67%
May 2025	Birth Weight (Expected progeny birth weight)	42.5 kg	66%
Sep 2025	Gestation (Days between conception and birth)	1.41 days	96%
May 2025	Gestation (Days between conception and birth)	1.44 days	96%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.19	96%
May 2025	Mortality (Calves dead at or soon after birth)	-0.27	96%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	3.04%	80%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	3.05%	79%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.5% 3.7%	82% ( V High) 90% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.4% 3.7%	81% 90%
Sep 2025	Birth Size	21.9%	89%
May 2025	Birth Size	21.5%	89%
Sep 2025	Birth Weight	42.4 kg	67%
May 2025	Birth Weight	42.5 kg	66%
Sep 2025	Gest	1.41 days	96%
May 2025	Gest	1.44 days	96%
Sep 2025	Mort	-0.19	96%
May 2025	Mort	-0.27	96%
Sep 2025	Maternal Calving Difficulty	3.04%	80%
May 2025	Maternal Calving Difficulty	3.05%	79%

273 total progeny records from 95 dairy contemporary groups

( 3,526 herdmate records from 93 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 48.8%, FR: 14.5%, JE: 3.5%, NR: 1.3%, OTHER: 6.1%	HO: 59.0%, FR: 21.5%, JE: 3.7%, NR: 0.9%, OTHER: 4.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8.4% 3.1% 2.9%	7.9% 2.8% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	820 Days 1208 Days 2238 Days	768 Days 1145 Days 2165 Days

34 total progeny records from 10 contemporary groups

( 711 herdmate records from 10 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 61.2%, FR: 18.7%, JE: 11.0%, NR: 0.6%, OTHER: 1.4%	HO: 65.5%, FR: 19.5%, JE: 4.7%, NR: 0.4%, OTHER: 3.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.7% 19.2% 18.1%	20% 20.2% 20.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.5kg 41.8kg	0kg 41.5kg 41.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	803 Days 1110 Days 2379 Days	775 Days 1149 Days 2223 Days

7 total progeny records from 5 contemporary groups

( 131 herdmate records from 5 contemporary groups)