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 5.4% 2.3%	70% ( High) 80% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.4%	70% 80%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.1%	39%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.1%	39%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.7 kg	43%
May 2025	Birth Weight (Expected progeny birth weight)	39.7 kg	43%
Sep 2025	Gestation (Days between conception and birth)	-1.01 days	91%
May 2025	Gestation (Days between conception and birth)	-1.02 days	91%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.06	91%
May 2025	Mortality (Calves dead at or soon after birth)	-0.07	91%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.86%	64%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.79%	64%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.3%	70% ( High) 80% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.4%	70% 80%
Sep 2025	Birth Size	16.1%	39%
May 2025	Birth Size	16.1%	39%
Sep 2025	Birth Weight	39.7 kg	43%
May 2025	Birth Weight	39.7 kg	43%
Sep 2025	Gest	-1.01 days	91%
May 2025	Gest	-1.02 days	91%
Sep 2025	Mort	-0.06	91%
May 2025	Mort	-0.07	91%
Sep 2025	Maternal Calving Difficulty	5.86%	64%
May 2025	Maternal Calving Difficulty	5.79%	64%

130 total progeny records from 55 dairy contemporary groups

( 1,375 herdmate records from 53 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.6%, FR: 19.6%, JE: 1.3%, NR: 0.0%, OTHER: 0.6%	HO: 65.8%, FR: 18.8%, JE: 2.0%, NR: 0.1%, OTHER: 1.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8.3% 3.3% 3.5%	8.1% 3.2% 3.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	753 Days 1199 Days 2142 Days	759 Days 1194 Days 2322 Days

2 total progeny records from 1 contemporary groups

( 21 herdmate records from 1 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 50.8%, FR: 48.4%, JE: 0.0%, NR: 0.0%, OTHER: 0.0%	HO: 65.3%, FR: 27.1%, JE: 0.0%, NR: 0.0%, OTHER: 0.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 16.7% 16.3%	0% 23.6% 20.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 0kg 41kg	0kg 0kg 42.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1081 Days 1696 Days	0 Days 1118 Days 2253 Days

2 total progeny records from 2 contemporary groups

( 39 herdmate records from 2 contemporary groups)