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 4.7% 1.9%	97% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.8% 2.0%	97% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	9.5%	91%
May 2025	Birth Size (Progeny expected to be born large or extra large)	9.4%	91%
Sep 2025	Birth Weight (Expected progeny birth weight)	35.9 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	35.9 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-3.44 days	99%
May 2025	Gestation (Days between conception and birth)	-3.44 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.13	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.18	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.46%	95%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.40%	95%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.7% 1.9%	97% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.8% 2.0%	97% 98%
Sep 2025	Birth Size	9.5%	91%
May 2025	Birth Size	9.4%	91%
Sep 2025	Birth Weight	35.9 kg	90%
May 2025	Birth Weight	35.9 kg	94%
Sep 2025	Gest	-3.44 days	99%
May 2025	Gest	-3.44 days	99%
Sep 2025	Mort	-0.13	99%
May 2025	Mort	-0.18	99%
Sep 2025	Maternal Calving Difficulty	5.46%	95%
May 2025	Maternal Calving Difficulty	5.40%	95%

1,190 total progeny records from 164 dairy contemporary groups

( 14,772 herdmate records from 162 dairy contemporary groups)

290 progeny ( 2,256 herdmates) born to heifers
274 progeny ( 3,715 herdmates) born to 2nd parity dam
626 progeny ( 8,801 herdmates) born to ≥3rd parity dam
45.1% progeny (50.6% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 51.8%, FR: 18.1%, JE: 22.8%, NR: 2.1%, OTHER: 2.1%	HO: 52.6%, FR: 18.2%, JE: 22.6%, NR: 2.1%, OTHER: 2.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.6% 2.5% 2.4%	5.7% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	731 Days 1101 Days 2120 Days	734 Days 1110 Days 2100 Days

39 total progeny records from 9 contemporary groups

( 1,184 herdmate records from 9 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 53.9%, FR: 13.8%, JE: 17.9%, NR: 1.5%, OTHER: 2.0%	HO: 55.4%, FR: 18.1%, JE: 18.6%, NR: 1.3%, OTHER: 1.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	16.4% 15.4% 17%	15.8% 15.8% 16.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40kg 41kg 40kg	39.5kg 40kg 39.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	753 Days 1087 Days 2130 Days	743 Days 1119 Days 2039 Days

41 total progeny records from 7 contemporary groups

( 693 herdmate records from 7 contemporary groups)