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 7.7% 3.1%	90% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.7% 3.1%	90% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	24.4%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	24.6%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.6 kg	84%
May 2025	Birth Weight (Expected progeny birth weight)	42.7 kg	84%
Sep 2025	Gestation (Days between conception and birth)	-1.57 days	99%
May 2025	Gestation (Days between conception and birth)	-1.61 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.13	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.01	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.41%	91%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.38%	91%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.7% 3.1%	90% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.7% 3.1%	90% 95%
Sep 2025	Birth Size	24.4%	95%
May 2025	Birth Size	24.6%	95%
Sep 2025	Birth Weight	42.6 kg	84%
May 2025	Birth Weight	42.7 kg	84%
Sep 2025	Gest	-1.57 days	99%
May 2025	Gest	-1.61 days	99%
Sep 2025	Mort	0.13	99%
May 2025	Mort	0.01	99%
Sep 2025	Maternal Calving Difficulty	4.41%	91%
May 2025	Maternal Calving Difficulty	4.38%	91%

618 total progeny records from 194 dairy contemporary groups

( 7,893 herdmate records from 194 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 36.6%, FR: 13.2%, JE: 1.5%, NR: 1.0%, OTHER: 44.1%	HO: 48.8%, FR: 18.8%, JE: 1.6%, NR: 0.7%, OTHER: 25.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.9% 3.3% 3.4%	7.5% 3% 3.1%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	766 Days 1141 Days 2334 Days	753 Days 1140 Days 2237 Days

90 total progeny records from 25 contemporary groups

( 949 herdmate records from 25 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 25.8%, FR: 8.7%, JE: 0.9%, NR: 1.5%, OTHER: 59.3%	HO: 38.3%, FR: 16.7%, JE: 0.6%, NR: 0.7%, OTHER: 36.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.6% 24.7% 23.2%	22.5% 23% 22.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.1kg 0kg 42kg	40.9kg 0kg 41.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	741 Days 1164 Days 2273 Days	768 Days 1151 Days 2331 Days

11 total progeny records from 4 contemporary groups

( 72 herdmate records from 4 contemporary groups)