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 6.9% 2.7%	72% ( High) 86% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.7%	72% 79%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.8%	58%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.1%	59%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	49%
May 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	52%
Sep 2025	Gestation (Days between conception and birth)	-2.96 days	93%
May 2025	Gestation (Days between conception and birth)	-2.94 days	93%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.13	93%
May 2025	Mortality (Calves dead at or soon after birth)	-0.18	93%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.13%	71%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.14%	67%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.7%	72% ( High) 86% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.7%	72% 79%
Sep 2025	Birth Size	16.8%	58%
May 2025	Birth Size	16.1%	59%
Sep 2025	Birth Weight	40.6 kg	49%
May 2025	Birth Weight	40.7 kg	52%
Sep 2025	Gest	-2.96 days	93%
May 2025	Gest	-2.94 days	93%
Sep 2025	Mort	-0.13	93%
May 2025	Mort	-0.18	93%
Sep 2025	Maternal Calving Difficulty	5.13%	71%
May 2025	Maternal Calving Difficulty	5.14%	67%

72 total progeny records from 28 dairy contemporary groups

( 1,310 herdmate records from 27 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 20.1%, FR: 17.9%, JE: 0.3%, NR: 0.7%, OTHER: 56.6%	HO: 23.0%, FR: 29.1%, JE: 0.6%, NR: 0.7%, OTHER: 42.7%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.4% 3% 2.8%	7.1% 2.8% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	754 Days 1250 Days 2055 Days	752 Days 1150 Days 2107 Days

1 total progeny records from 1 contemporary groups

( 5 herdmate records from 1 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 3.1%, FR: 0.0%, JE: 0.0%, NR: 0.0%, OTHER: 96.9%	HO: 3.8%, FR: 0.0%, JE: 0.0%, NR: 0.0%, OTHER: 73.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	16.6% 0% 0%	22.1% 0% 0%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.9kg 0kg 0kg	40.4kg 0kg 0kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	1110 Days 0 Days 0 Days	982 Days 0 Days 0 Days

1 total progeny records from 1 contemporary groups

( 5 herdmate records from 1 contemporary groups)