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 5.3% 2.4%	93% ( V High) 96% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.4%	93% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.7%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.8%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	87%
May 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	86%
Sep 2025	Gestation (Days between conception and birth)	-4.74 days	99%
May 2025	Gestation (Days between conception and birth)	-4.72 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.83	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.85	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.09%	90%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.14%	90%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.4%	93% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.3% 2.4%	93% 96%
Sep 2025	Birth Size	19.7%	95%
May 2025	Birth Size	19.8%	94%
Sep 2025	Birth Weight	40.4 kg	87%
May 2025	Birth Weight	40.6 kg	86%
Sep 2025	Gest	-4.74 days	99%
May 2025	Gest	-4.72 days	99%
Sep 2025	Mort	-0.83	99%
May 2025	Mort	-0.85	99%
Sep 2025	Maternal Calving Difficulty	4.09%	90%
May 2025	Maternal Calving Difficulty	4.14%	90%

949 total progeny records from 224 dairy contemporary groups

( 18,755 herdmate records from 223 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.7%, FR: 24.3%, JE: 4.3%, NR: 1.4%, OTHER: 1.6%	HO: 64.7%, FR: 24.0%, JE: 6.6%, NR: 1.2%, OTHER: 1.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.5% 2.5%	6.4% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	757 Days 1103 Days 2113 Days	764 Days 1114 Days 2208 Days

104 total progeny records from 28 contemporary groups

( 2,583 herdmate records from 28 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.4%, FR: 23.4%, JE: 2.7%, NR: 1.0%, OTHER: 1.8%	HO: 66.4%, FR: 22.0%, JE: 5.5%, NR: 2.2%, OTHER: 1.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.4% 18.8% 17.9%	17.8% 18.2% 18.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.7kg 40.8kg 40.7kg	40.8kg 40.7kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	720 Days 1096 Days 2048 Days	747 Days 1122 Days 2181 Days

19 total progeny records from 8 contemporary groups

( 791 herdmate records from 8 contemporary groups)