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 6.8% 2.7%	90% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.7% 2.7%	90% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.2%	92%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.3%	92%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.9 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	39.9 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-3.33 days	99%
May 2025	Gestation (Days between conception and birth)	-3.31 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.04	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.05	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.51%	89%
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	Low 6.8% 2.7%	90% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.7% 2.7%	90% 95%
Sep 2025	Birth Size	20.2%	92%
May 2025	Birth Size	19.3%	92%
Sep 2025	Birth Weight	39.9 kg	94%
May 2025	Birth Weight	39.9 kg	94%
Sep 2025	Gest	-3.33 days	99%
May 2025	Gest	-3.31 days	99%
Sep 2025	Mort	0.04	99%
May 2025	Mort	-0.05	99%
Sep 2025	Maternal Calving Difficulty	4.51%	89%
May 2025	Maternal Calving Difficulty	4.49%	89%

704 total progeny records from 157 dairy contemporary groups

( 16,266 herdmate records from 157 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.6%, FR: 22.6%, JE: 5.1%, NR: 0.4%, OTHER: 0.9%	HO: 68.0%, FR: 24.0%, JE: 5.2%, NR: 0.6%, OTHER: 0.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.5% 2.5%	6.3% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	748 Days 1101 Days 2039 Days	758 Days 1113 Days 2143 Days

55 total progeny records from 13 contemporary groups

( 1,153 herdmate records from 13 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.7%, FR: 22.3%, JE: 7.3%, NR: 0.5%, OTHER: 1.1%	HO: 69.0%, FR: 22.2%, JE: 6.1%, NR: 0.7%, OTHER: 0.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18% 15.5% 17.9%	18.5% 17.6% 17.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.4kg 40.6kg 40.2kg	40.6kg 40.7kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	826 Days 1097 Days 2158 Days	753 Days 1120 Days 2266 Days

53 total progeny records from 12 contemporary groups

( 1,537 herdmate records from 12 contemporary groups)