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 7.7% 3.0%	68% ( High) 93% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.8% 3.0%	68% 93%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.1%	86%
May 2025	Birth Size (Progeny expected to be born large or extra large)	23.0%	83%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.7 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	87%
Sep 2025	Gestation (Days between conception and birth)	-4.04 days	97%
May 2025	Gestation (Days between conception and birth)	-4.00 days	97%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.31	97%
May 2025	Mortality (Calves dead at or soon after birth)	-0.29	97%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.50%	80%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.43%	79%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.7% 3.0%	68% ( High) 93% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.8% 3.0%	68% 93%
Sep 2025	Birth Size	22.1%	86%
May 2025	Birth Size	23.0%	83%
Sep 2025	Birth Weight	41.7 kg	90%
May 2025	Birth Weight	41.2 kg	87%
Sep 2025	Gest	-4.04 days	97%
May 2025	Gest	-4.00 days	97%
Sep 2025	Mort	-0.31	97%
May 2025	Mort	-0.29	97%
Sep 2025	Maternal Calving Difficulty	4.50%	80%
May 2025	Maternal Calving Difficulty	4.43%	79%

292 total progeny records from 84 dairy contemporary groups

( 9,204 herdmate records from 84 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 75.0%, FR: 20.1%, JE: 3.0%, NR: 0.4%, OTHER: 0.7%	HO: 72.8%, FR: 20.4%, JE: 4.6%, NR: 0.6%, OTHER: 0.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7% 2.6% 2.5%	6.1% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	768 Days 1137 Days 2236 Days	743 Days 1115 Days 2168 Days

23 total progeny records from 9 contemporary groups

( 1,130 herdmate records from 9 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 76.4%, FR: 21.1%, JE: 1.2%, NR: 0.0%, OTHER: 0.5%	HO: 72.5%, FR: 24.2%, JE: 1.8%, NR: 0.1%, OTHER: 0.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 16.4% 19.4%	0% 19% 19.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.7kg 41.2kg 41.2kg	40.9kg 41kg 41kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	777 Days 1118 Days 2040 Days	749 Days 1115 Days 2116 Days

33 total progeny records from 5 contemporary groups

( 566 herdmate records from 5 contemporary groups)