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	High 10.1% 4.2%	65% ( High) 78% ( High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.9% 4.1%	65% 77%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	25.9%	62%
May 2025	Birth Size (Progeny expected to be born large or extra large)	24.8%	61%
Sep 2025	Birth Weight (Expected progeny birth weight)	43.3 kg	55%
May 2025	Birth Weight (Expected progeny birth weight)	43.1 kg	55%
Sep 2025	Gestation (Days between conception and birth)	0.16 days	88%
May 2025	Gestation (Days between conception and birth)	0.20 days	88%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.49	88%
May 2025	Mortality (Calves dead at or soon after birth)	-0.53	88%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	3.42%	56%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	3.42%	55%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 10.1% 4.2%	65% ( High) 78% ( High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 9.9% 4.1%	65% 77%
Sep 2025	Birth Size	25.9%	62%
May 2025	Birth Size	24.8%	61%
Sep 2025	Birth Weight	43.3 kg	55%
May 2025	Birth Weight	43.1 kg	55%
Sep 2025	Gest	0.16 days	88%
May 2025	Gest	0.20 days	88%
Sep 2025	Mort	-0.49	88%
May 2025	Mort	-0.53	88%
Sep 2025	Maternal Calving Difficulty	3.42%	56%
May 2025	Maternal Calving Difficulty	3.42%	55%

86 total progeny records from 24 dairy contemporary groups

( 806 herdmate records from 23 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 7.5%, FR: 1.3%, JE: 1.3%, NR: 0.0%, OTHER: 87.4%	HO: 86.0%, FR: 1.9%, JE: 3.1%, NR: 0.2%, OTHER: 7.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	10.5% 4.3% 4.1%	6.9% 2.9% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	802 Days 1208 Days 2169 Days	789 Days 1166 Days 2094 Days

3 total progeny records from 2 contemporary groups

( 76 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 58.3%, FR: 8.3%, JE: 0.0%, NR: 0.0%, OTHER: 28.1%	HO: 84.6%, FR: 13.5%, JE: 0.0%, NR: 0.0%, OTHER: 0.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 23.9% 24%	0% 18.5% 19.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 0kg 42.8kg	0kg 0kg 41kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1280 Days 1828 Days	0 Days 1113 Days 1974 Days

2 total progeny records from 1 contemporary groups

( 97 herdmate records from 1 contemporary groups)