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 7.2% 2.6%	89% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.3% 2.6%	88% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	21.9%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	22.2%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.9 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	41.9 kg	93%
Sep 2025	Gestation (Days between conception and birth)	-4.87 days	99%
May 2025	Gestation (Days between conception and birth)	-4.87 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.11	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.09	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.48%	90%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.49%	89%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.2% 2.6%	89% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.3% 2.6%	88% 98%
Sep 2025	Birth Size	21.9%	96%
May 2025	Birth Size	22.2%	96%
Sep 2025	Birth Weight	41.9 kg	94%
May 2025	Birth Weight	41.9 kg	93%
Sep 2025	Gest	-4.87 days	99%
May 2025	Gest	-4.87 days	99%
Sep 2025	Mort	-0.11	99%
May 2025	Mort	-0.09	99%
Sep 2025	Maternal Calving Difficulty	4.48%	90%
May 2025	Maternal Calving Difficulty	4.49%	89%

1,837 total progeny records from 533 dairy contemporary groups

( 44,892 herdmate records from 531 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.6%, FR: 20.2%, JE: 3.7%, NR: 0.6%, OTHER: 1.0%	HO: 71.0%, FR: 20.9%, JE: 4.7%, NR: 0.5%, OTHER: 0.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.1% 2.6% 2.6%	6.2% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	740 Days 1118 Days 2217 Days	739 Days 1115 Days 2183 Days

131 total progeny records from 44 contemporary groups

( 3,512 herdmate records from 44 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.3%, FR: 21.3%, JE: 4.1%, NR: 1.1%, OTHER: 1.9%	HO: 73.3%, FR: 20.7%, JE: 3.0%, NR: 0.6%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	22.2% 19.2% 19.1%	18.3% 18.7% 18.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.4kg 40.9kg	0kg 40.7kg 40.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	686 Days 1100 Days 2116 Days	746 Days 1111 Days 2165 Days

57 total progeny records from 15 contemporary groups

( 2,015 herdmate records from 15 contemporary groups)