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% 2.3%	97% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.3%	97% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.2%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	20.6%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.4 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	41.5 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-3.16 days	99%
May 2025	Gestation (Days between conception and birth)	-3.17 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.87	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.92	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.12%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.07%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.3%	97% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.3%	97% 99%
Sep 2025	Birth Size	20.2%	96%
May 2025	Birth Size	20.6%	96%
Sep 2025	Birth Weight	41.4 kg	95%
May 2025	Birth Weight	41.5 kg	95%
Sep 2025	Gest	-3.16 days	99%
May 2025	Gest	-3.17 days	99%
Sep 2025	Mort	-0.87	99%
May 2025	Mort	-0.92	99%
Sep 2025	Maternal Calving Difficulty	5.12%	99%
May 2025	Maternal Calving Difficulty	5.07%	99%

3,984 total progeny records from 844 dairy contemporary groups

( 48,094 herdmate records from 838 dairy contemporary groups)

170 progeny ( 2,155 herdmates) born to heifers
1,117 progeny ( 12,954 herdmates) born to 2nd parity dam
2,697 progeny ( 32,985 herdmates) born to ≥3rd parity dam
52.7% progeny (51.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.5%, FR: 19.8%, JE: 5.6%, NR: 1.1%, OTHER: 2.1%	HO: 65.7%, FR: 21.0%, JE: 6.4%, NR: 1.4%, OTHER: 2.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.8% 2.6% 2.7%	6.4% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	812 Days 1124 Days 2030 Days	751 Days 1127 Days 2122 Days

77 total progeny records from 24 contemporary groups

( 1,301 herdmate records from 24 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.5%, FR: 17.2%, JE: 6.6%, NR: 0.4%, OTHER: 1.3%	HO: 63.9%, FR: 21.5%, JE: 9.0%, NR: 1.1%, OTHER: 1.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	15.8% 19.5% 19.3%	19.1% 19.3% 18.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.4kg 40.6kg 40.8kg	40.2kg 40.4kg 40.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	802 Days 1106 Days 1955 Days	731 Days 1110 Days 2089 Days

68 total progeny records from 15 contemporary groups

( 1,420 herdmate records from 15 contemporary groups)