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 5.9% 2.4%	93% ( 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 5.8% 2.4%	92% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	14.6%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	14.5%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.8 kg	93%
May 2025	Birth Weight (Expected progeny birth weight)	39.8 kg	93%
Sep 2025	Gestation (Days between conception and birth)	-4.73 days	99%
May 2025	Gestation (Days between conception and birth)	-4.73 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.71	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.75	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.11%	90%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.13%	89%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.4%	93% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.4%	92% 95%
Sep 2025	Birth Size	14.6%	95%
May 2025	Birth Size	14.5%	95%
Sep 2025	Birth Weight	39.8 kg	93%
May 2025	Birth Weight	39.8 kg	93%
Sep 2025	Gest	-4.73 days	99%
May 2025	Gest	-4.73 days	99%
Sep 2025	Mort	-0.71	99%
May 2025	Mort	-0.75	99%
Sep 2025	Maternal Calving Difficulty	4.11%	90%
May 2025	Maternal Calving Difficulty	4.13%	89%

723 total progeny records from 191 dairy contemporary groups

( 17,546 herdmate records from 189 dairy contemporary groups)

73 progeny ( 1,066 herdmates) born to heifers
176 progeny ( 4,156 herdmates) born to 2nd parity dam
474 progeny ( 12,324 herdmates) born to ≥3rd parity dam
53% progeny (49.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.9%, FR: 21.5%, JE: 5.2%, NR: 0.8%, OTHER: 0.8%	HO: 71.4%, FR: 21.5%, JE: 4.4%, NR: 0.5%, OTHER: 1.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6% 2.5% 2.4%	6% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	743 Days 1109 Days 2140 Days	734 Days 1117 Days 2160 Days

112 total progeny records from 25 contemporary groups

( 2,229 herdmate records from 25 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 76.0%, FR: 19.8%, JE: 2.1%, NR: 0.9%, OTHER: 0.4%	HO: 74.1%, FR: 19.4%, JE: 3.9%, NR: 0.5%, OTHER: 0.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.4% 19.9% 18.8%	18.2% 18.8% 18.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.4kg 41.1kg 40.7kg	40.7kg 40.7kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	726 Days 1109 Days 2109 Days	734 Days 1110 Days 2188 Days

46 total progeny records from 15 contemporary groups

( 1,944 herdmate records from 15 contemporary groups)