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 3.9% 1.9%	99% ( 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 3.9% 1.9%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	10.7%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	10.5%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	37.0 kg	99%
May 2025	Birth Weight (Expected progeny birth weight)	37.2 kg	99%
Sep 2025	Gestation (Days between conception and birth)	-4.72 days	99%
May 2025	Gestation (Days between conception and birth)	-4.80 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.02	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.04	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.16%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.13%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 3.9% 1.9%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 3.9% 1.9%	99% 99%
Sep 2025	Birth Size	10.7%	98%
May 2025	Birth Size	10.5%	98%
Sep 2025	Birth Weight	37.0 kg	99%
May 2025	Birth Weight	37.2 kg	99%
Sep 2025	Gest	-4.72 days	99%
May 2025	Gest	-4.80 days	99%
Sep 2025	Mort	0.02	99%
May 2025	Mort	-0.04	99%
Sep 2025	Maternal Calving Difficulty	5.16%	99%
May 2025	Maternal Calving Difficulty	5.13%	99%

21,117 total progeny records from 2,323 dairy contemporary groups

( 152,994 herdmate records from 2,300 dairy contemporary groups)

6,623 progeny ( 26,480 herdmates) born to heifers
4,447 progeny ( 36,261 herdmates) born to 2nd parity dam
10,047 progeny ( 90,253 herdmates) born to ≥3rd parity dam
45.5% progeny (50.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 55.9%, FR: 19.8%, JE: 17.1%, NR: 1.9%, OTHER: 2.6%	HO: 54.9%, FR: 19.3%, JE: 18.3%, NR: 2.2%, OTHER: 2.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6% 2.5% 2.5%	5.8% 2.4% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	731 Days 1113 Days 2062 Days	737 Days 1117 Days 2099 Days

240 total progeny records from 37 contemporary groups

( 2,435 herdmate records from 37 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 60.7%, FR: 19.7%, JE: 13.2%, NR: 2.3%, OTHER: 1.3%	HO: 59.3%, FR: 20.5%, JE: 13.7%, NR: 2.2%, OTHER: 1.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.1% 17% 16.3%	16.6% 16.8% 17.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41kg 40.1kg 40.6kg	40.2kg 40.5kg 40.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	737 Days 1098 Days 2070 Days	739 Days 1117 Days 2089 Days

421 total progeny records from 53 contemporary groups

( 4,003 herdmate records from 53 contemporary groups)