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 10.1% 4.4%	97% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 10.1% 4.4%	97% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	30.9%	93%
May 2025	Birth Size (Progeny expected to be born large or extra large)	31.0%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.3 kg	88%
May 2025	Birth Weight (Expected progeny birth weight)	41.5 kg	88%
Sep 2025	Gestation (Days between conception and birth)	-0.75 days	99%
May 2025	Gestation (Days between conception and birth)	-0.75 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.24	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.16	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.65%	97%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.66%	97%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 10.1% 4.4%	97% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 10.1% 4.4%	97% 98%
Sep 2025	Birth Size	30.9%	93%
May 2025	Birth Size	31.0%	93%
Sep 2025	Birth Weight	41.3 kg	88%
May 2025	Birth Weight	41.5 kg	88%
Sep 2025	Gest	-0.75 days	99%
May 2025	Gest	-0.75 days	99%
Sep 2025	Mort	0.24	99%
May 2025	Mort	0.16	99%
Sep 2025	Maternal Calving Difficulty	4.65%	97%
May 2025	Maternal Calving Difficulty	4.66%	97%

1,506 total progeny records from 375 dairy contemporary groups

( 11,486 herdmate records from 364 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 27.9%, FR: 10.0%, JE: 0.6%, NR: 0.5%, OTHER: 57.1%	HO: 43.8%, FR: 16.9%, JE: 1.0%, NR: 0.7%, OTHER: 33.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	9.2% 3.6% 3.5%	8.4% 3.2% 3.2%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	817 Days 1191 Days 2317 Days	792 Days 1175 Days 2206 Days

21 total progeny records from 14 contemporary groups

( 501 herdmate records from 14 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 33.9%, FR: 12.5%, JE: 0.0%, NR: 0.0%, OTHER: 50.3%	HO: 39.3%, FR: 19.5%, JE: 0.1%, NR: 1.6%, OTHER: 29.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	28.9% 18.7% 24.9%	22.6% 21.7% 22.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.4kg 42.5kg	0kg 41.5kg 41.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	1068 Days 1150 Days 2228 Days	820 Days 1159 Days 2210 Days

10 total progeny records from 6 contemporary groups

( 226 herdmate records from 6 contemporary groups)