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 7.6% 2.7%	91% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.7% 2.7%	91% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	24.1%	84%
May 2025	Birth Size (Progeny expected to be born large or extra large)	24.7%	84%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-4.01 days	99%
May 2025	Gestation (Days between conception and birth)	-4.02 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.92	99%
May 2025	Mortality (Calves dead at or soon after birth)	-1.07	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.17%	94%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.08%	94%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.6% 2.7%	91% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.7% 2.7%	91% 97%
Sep 2025	Birth Size	24.1%	84%
May 2025	Birth Size	24.7%	84%
Sep 2025	Birth Weight	40.5 kg	92%
May 2025	Birth Weight	40.6 kg	92%
Sep 2025	Gest	-4.01 days	99%
May 2025	Gest	-4.02 days	99%
Sep 2025	Mort	-0.92	99%
May 2025	Mort	-1.07	99%
Sep 2025	Maternal Calving Difficulty	5.17%	94%
May 2025	Maternal Calving Difficulty	5.08%	94%

997 total progeny records from 173 dairy contemporary groups

( 13,819 herdmate records from 171 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 65.5%, FR: 29.1%, JE: 2.1%, NR: 0.6%, OTHER: 1.5%	HO: 65.5%, FR: 27.5%, JE: 3.5%, NR: 0.6%, OTHER: 1.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.5% 2.7%	6.5% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	780 Days 1116 Days 2073 Days	737 Days 1119 Days 2201 Days

14 total progeny records from 3 contemporary groups

( 191 herdmate records from 3 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.0%, FR: 23.5%, JE: 0.1%, NR: 2.9%, OTHER: 3.1%	HO: 74.3%, FR: 20.8%, JE: 0.4%, NR: 2.1%, OTHER: 1.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 15.4% 19.7%	0% 19.8% 18.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.1kg 41.1kg	0kg 41kg 41.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1101 Days 2103 Days	0 Days 1117 Days 2268 Days

37 total progeny records from 6 contemporary groups

( 542 herdmate records from 6 contemporary groups)