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% 3.4%	78% ( High) 94% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.5% 3.4%	78% 94%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	26.0%	82%
May 2025	Birth Size (Progeny expected to be born large or extra large)	25.8%	82%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.5 kg	83%
May 2025	Birth Weight (Expected progeny birth weight)	42.5 kg	83%
Sep 2025	Gestation (Days between conception and birth)	-3.20 days	89%
May 2025	Gestation (Days between conception and birth)	-3.19 days	89%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.49	89%
May 2025	Mortality (Calves dead at or soon after birth)	-0.55	89%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.86%	84%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.79%	84%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.5% 3.4%	78% ( High) 94% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.5% 3.4%	78% 94%
Sep 2025	Birth Size	26.0%	82%
May 2025	Birth Size	25.8%	82%
Sep 2025	Birth Weight	42.5 kg	83%
May 2025	Birth Weight	42.5 kg	83%
Sep 2025	Gest	-3.20 days	89%
May 2025	Gest	-3.19 days	89%
Sep 2025	Mort	-0.49	89%
May 2025	Mort	-0.55	89%
Sep 2025	Maternal Calving Difficulty	4.86%	84%
May 2025	Maternal Calving Difficulty	4.79%	84%

60 total progeny records from 20 dairy contemporary groups

( 833 herdmate records from 20 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 87.4%, FR: 6.4%, JE: 0.9%, NR: 0.0%, OTHER: 1.6%	HO: 84.6%, FR: 9.7%, JE: 0.9%, NR: 0.3%, OTHER: 2.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.8% 3% 3%	7% 2.9% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	1093 Days 1235 Days 2121 Days	854 Days 1181 Days 2193 Days

13 total progeny records from 6 contemporary groups

( 452 herdmate records from 6 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 93.8%, FR: 4.1%, JE: 0.0%, NR: 0.0%, OTHER: 1.7%	HO: 90.7%, FR: 3.5%, JE: 0.0%, NR: 0.4%, OTHER: 3.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 20.7% 21.4%	0% 20% 20.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.9kg 42.3kg	0kg 41.3kg 41.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1128 Days 1997 Days	0 Days 1149 Days 2236 Days

10 total progeny records from 4 contemporary groups

( 368 herdmate records from 4 contemporary groups)