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	Low 5.1% 2.4%	92% ( V High) 93% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.2% 2.4%	92% 93%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.4%	82%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.3%	82%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.7 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	38.9 kg	90%
Sep 2025	Gestation (Days between conception and birth)	-4.17 days	98%
May 2025	Gestation (Days between conception and birth)	-4.17 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.34	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.42	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.91%	89%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.87%	89%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.4%	92% ( V High) 93% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.2% 2.4%	92% 93%
Sep 2025	Birth Size	15.4%	82%
May 2025	Birth Size	15.3%	82%
Sep 2025	Birth Weight	38.7 kg	90%
May 2025	Birth Weight	38.9 kg	90%
Sep 2025	Gest	-4.17 days	98%
May 2025	Gest	-4.17 days	98%
Sep 2025	Mort	-0.34	98%
May 2025	Mort	-0.42	98%
Sep 2025	Maternal Calving Difficulty	4.91%	89%
May 2025	Maternal Calving Difficulty	4.87%	89%

456 total progeny records from 81 dairy contemporary groups

( 7,849 herdmate records from 81 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 56.0%, FR: 22.4%, JE: 16.5%, NR: 1.4%, OTHER: 2.0%	HO: 55.1%, FR: 20.6%, JE: 18.9%, NR: 1.5%, OTHER: 2.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.6% 2.5% 2.4%	5.7% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	738 Days 1124 Days 2128 Days	740 Days 1113 Days 2184 Days

3 total progeny records from 3 contemporary groups

( 150 herdmate records from 3 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 58.8%, FR: 22.4%, JE: 12.2%, NR: 1.7%, OTHER: 3.3%	HO: 59.0%, FR: 22.1%, JE: 15.7%, NR: 0.4%, OTHER: 1.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	23.1% 0% 20.5%	14.4% 0% 18.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	38.1kg 39.7kg 41.1kg	39.9kg 39.7kg 40.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	703 Days 1073 Days 2082 Days	727 Days 1105 Days 2127 Days

28 total progeny records from 4 contemporary groups

( 717 herdmate records from 4 contemporary groups)