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	Moderate 7.6% 3.3%	53% ( Average) 77% ( High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.7% 3.3%	47% 75%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.7%	82%
May 2025	Birth Size (Progeny expected to be born large or extra large)	22.1%	80%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.3 kg	71%
May 2025	Birth Weight (Expected progeny birth weight)	41.3 kg	70%
Sep 2025	Gestation (Days between conception and birth)	0.38 days	90%
May 2025	Gestation (Days between conception and birth)	0.48 days	90%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.78	90%
May 2025	Mortality (Calves dead at or soon after birth)	-0.84	90%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	2.91%	55%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	2.90%	54%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.6% 3.3%	53% ( Average) 77% ( High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.7% 3.3%	47% 75%
Sep 2025	Birth Size	20.7%	82%
May 2025	Birth Size	22.1%	80%
Sep 2025	Birth Weight	41.3 kg	71%
May 2025	Birth Weight	41.3 kg	70%
Sep 2025	Gest	0.38 days	90%
May 2025	Gest	0.48 days	90%
Sep 2025	Mort	-0.78	90%
May 2025	Mort	-0.84	90%
Sep 2025	Maternal Calving Difficulty	2.91%	55%
May 2025	Maternal Calving Difficulty	2.90%	54%

57 total progeny records from 11 dairy contemporary groups

( 278 herdmate records from 11 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 34.1%, FR: 6.3%, JE: 0.1%, NR: 0.4%, OTHER: 5.2%	HO: 48.3%, FR: 12.7%, JE: 0.3%, NR: 0.2%, OTHER: 2.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8.4% 3.1% 3.4%	8% 3.4% 3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	847 Days 1107 Days 1955 Days	742 Days 1128 Days 2079 Days

16 total progeny records from 2 contemporary groups

( 68 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 17.6%, FR: 0.1%, JE: 0.0%, NR: 0.0%, OTHER: 0.0%	HO: 20.0%, FR: 0.2%, JE: 0.0%, NR: 0.0%, OTHER: 0.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 0% 28.1%	0% 0% 27.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 42.4kg 42.1kg	0kg 42.6kg 42.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1107 Days 1954 Days	0 Days 1141 Days 1885 Days

11 total progeny records from 1 contemporary groups

( 56 herdmate records from 1 contemporary groups)