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	High 8.6% 3.3%	97% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.6% 3.4%	97% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	23.1%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	23.2%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.7 kg	89%
May 2025	Birth Weight (Expected progeny birth weight)	41.7 kg	89%
Sep 2025	Gestation (Days between conception and birth)	-1.68 days	99%
May 2025	Gestation (Days between conception and birth)	-1.70 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.33	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.40	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	6.82%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	6.78%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.6% 3.3%	97% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.6% 3.4%	97% 99%
Sep 2025	Birth Size	23.1%	94%
May 2025	Birth Size	23.2%	94%
Sep 2025	Birth Weight	41.7 kg	89%
May 2025	Birth Weight	41.7 kg	89%
Sep 2025	Gest	-1.68 days	99%
May 2025	Gest	-1.70 days	99%
Sep 2025	Mort	-0.33	99%
May 2025	Mort	-0.40	99%
Sep 2025	Maternal Calving Difficulty	6.82%	99%
May 2025	Maternal Calving Difficulty	6.78%	99%

2,558 total progeny records from 895 dairy contemporary groups

( 22,938 herdmate records from 871 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 58.8%, FR: 32.3%, JE: 0.3%, NR: 0.3%, OTHER: 2.0%	HO: 56.0%, FR: 34.6%, JE: 0.5%, NR: 0.5%, OTHER: 2.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.9% 3% 3.2%	7.5% 3% 3.2%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	861 Days 1192 Days 2298 Days	788 Days 1165 Days 2248 Days

1 total progeny records from 1 contemporary groups

( 7 herdmate records from 1 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 59.6%, FR: 30.1%, JE: 0.0%, NR: 0.0%, OTHER: 4.9%	HO: 66.6%, FR: 23.9%, JE: 0.5%, NR: 0.0%, OTHER: 2.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 0% 31.9%	0% 0% 21.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.6kg 41.8kg 41.6kg	41.9kg 41.8kg 41.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	750 Days 1152 Days 2188 Days	827 Days 1220 Days 2317 Days

33 total progeny records from 5 contemporary groups

( 207 herdmate records from 5 contemporary groups)