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 7.0% 2.6%	98% ( 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 7.0% 2.6%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	23.2%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	23.4%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.3 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	42.5 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-4.53 days	99%
May 2025	Gestation (Days between conception and birth)	-4.55 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.42	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.45	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.23%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.14%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.0% 2.6%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.0% 2.6%	98% 99%
Sep 2025	Birth Size	23.2%	98%
May 2025	Birth Size	23.4%	98%
Sep 2025	Birth Weight	42.3 kg	97%
May 2025	Birth Weight	42.5 kg	97%
Sep 2025	Gest	-4.53 days	99%
May 2025	Gest	-4.55 days	99%
Sep 2025	Mort	-0.42	99%
May 2025	Mort	-0.45	99%
Sep 2025	Maternal Calving Difficulty	5.23%	99%
May 2025	Maternal Calving Difficulty	5.14%	99%

5,604 total progeny records from 1,302 dairy contemporary groups

( 49,336 herdmate records from 1,268 dairy contemporary groups)

313 progeny ( 1,478 herdmates) born to heifers
1,312 progeny ( 12,214 herdmates) born to 2nd parity dam
3,979 progeny ( 35,644 herdmates) born to ≥3rd parity dam
50.3% progeny (50.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 43.0%, FR: 51.5%, JE: 0.4%, NR: 0.2%, OTHER: 1.7%	HO: 43.5%, FR: 51.0%, JE: 0.4%, NR: 0.3%, OTHER: 1.7%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.3% 2.8% 2.9%	7% 2.8% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	811 Days 1165 Days 2274 Days	769 Days 1150 Days 2255 Days

216 total progeny records from 58 contemporary groups

( 2,381 herdmate records from 56 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 50.4%, FR: 45.1%, JE: 0.5%, NR: 0.7%, OTHER: 0.9%	HO: 46.7%, FR: 46.3%, JE: 0.8%, NR: 0.7%, OTHER: 2.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.1% 19.6% 20.7%	20.5% 20.3% 20.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41kg 41.4kg 41.6kg	41.2kg 41.3kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	782 Days 1123 Days 2118 Days	752 Days 1136 Days 2237 Days

149 total progeny records from 31 contemporary groups

( 1,821 herdmate records from 31 contemporary groups)