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 10.4% 4.1%	77% ( High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 10.9% 4.3%	74% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	24.9%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	26.1%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.8 kg	64%
May 2025	Birth Weight (Expected progeny birth weight)	43.3 kg	59%
Sep 2025	Gestation (Days between conception and birth)	0.02 days	99%
May 2025	Gestation (Days between conception and birth)	0.03 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.21	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.19	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	2.92%	84%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	2.95%	82%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 10.4% 4.1%	77% ( High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 10.9% 4.3%	74% 96%
Sep 2025	Birth Size	24.9%	96%
May 2025	Birth Size	26.1%	96%
Sep 2025	Birth Weight	42.8 kg	64%
May 2025	Birth Weight	43.3 kg	59%
Sep 2025	Gest	0.02 days	99%
May 2025	Gest	0.03 days	99%
Sep 2025	Mort	-0.21	99%
May 2025	Mort	-0.19	99%
Sep 2025	Maternal Calving Difficulty	2.92%	84%
May 2025	Maternal Calving Difficulty	2.95%	82%

890 total progeny records from 193 dairy contemporary groups

( 10,142 herdmate records from 191 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 44.7%, FR: 17.5%, JE: 3.2%, NR: 1.6%, OTHER: 4.9%	HO: 56.0%, FR: 20.6%, JE: 4.6%, NR: 1.1%, OTHER: 6.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8.5% 3.3% 3%	7.4% 2.8% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	797 Days 1150 Days 2204 Days	779 Days 1131 Days 2182 Days

149 total progeny records from 33 contemporary groups

( 1,504 herdmate records from 33 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 36.4%, FR: 12.1%, JE: 1.6%, NR: 0.4%, OTHER: 4.0%	HO: 48.6%, FR: 15.5%, JE: 2.1%, NR: 0.5%, OTHER: 3.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.1% 24.8% 22.5%	22.2% 23.1% 21.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 40.6kg 42.8kg	0kg 41.1kg 41kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	842 Days 1172 Days 2287 Days	781 Days 1154 Days 2166 Days

5 total progeny records from 2 contemporary groups

( 418 herdmate records from 2 contemporary groups)