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 12.1% 4.5%	67% ( High) 92% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 12.2% 4.5%	63% 92%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	32.6%	86%
May 2025	Birth Size (Progeny expected to be born large or extra large)	31.6%	85%
Sep 2025	Birth Weight (Expected progeny birth weight)	44.7 kg	61%
May 2025	Birth Weight (Expected progeny birth weight)	44.8 kg	61%
Sep 2025	Gestation (Days between conception and birth)	-0.28 days	97%
May 2025	Gestation (Days between conception and birth)	-0.28 days	97%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.27	97%
May 2025	Mortality (Calves dead at or soon after birth)	0.24	97%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	3.08%	82%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	2.89%	80%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 12.1% 4.5%	67% ( High) 92% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 12.2% 4.5%	63% 92%
Sep 2025	Birth Size	32.6%	86%
May 2025	Birth Size	31.6%	85%
Sep 2025	Birth Weight	44.7 kg	61%
May 2025	Birth Weight	44.8 kg	61%
Sep 2025	Gest	-0.28 days	97%
May 2025	Gest	-0.28 days	97%
Sep 2025	Mort	0.27	97%
May 2025	Mort	0.24	97%
Sep 2025	Maternal Calving Difficulty	3.08%	82%
May 2025	Maternal Calving Difficulty	2.89%	80%

314 total progeny records from 91 dairy contemporary groups

( 4,409 herdmate records from 89 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 49.8%, FR: 23.5%, JE: 1.8%, NR: 3.6%, OTHER: 9.1%	HO: 54.9%, FR: 20.4%, JE: 2.2%, NR: 2.7%, OTHER: 11.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.8% 3.1% 2.9%	7% 2.9% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	886 Days 1175 Days 2312 Days	802 Days 1148 Days 2236 Days

24 total progeny records from 12 contemporary groups

( 505 herdmate records from 12 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 48.7%, FR: 15.9%, JE: 0.1%, NR: 0.0%, OTHER: 1.9%	HO: 53.8%, FR: 17.3%, JE: 0.6%, NR: 0.8%, OTHER: 4.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	24.8% 24.5% 18.2%	21.9% 22.1% 19.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 0kg 41.6kg	0kg 0kg 41.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	1231 Days 1228 Days 2302 Days	868 Days 1200 Days 2198 Days

2 total progeny records from 1 contemporary groups

( 48 herdmate records from 1 contemporary groups)