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 12.5% 4.9%	42% ( Average) 73% ( High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 12.6% 4.9%	42% 73%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	34.1%	39%
May 2025	Birth Size (Progeny expected to be born large or extra large)	33.7%	38%
Sep 2025	Birth Weight (Expected progeny birth weight)	44.8 kg	16%
May 2025	Birth Weight (Expected progeny birth weight)	44.9 kg	17%
Sep 2025	Gestation (Days between conception and birth)	1.49 days	91%
May 2025	Gestation (Days between conception and birth)	1.47 days	91%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.00	91%
May 2025	Mortality (Calves dead at or soon after birth)	-0.02	91%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	2.91%	37%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	2.71%	36%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 12.5% 4.9%	42% ( Average) 73% ( High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 12.6% 4.9%	42% 73%
Sep 2025	Birth Size	34.1%	39%
May 2025	Birth Size	33.7%	38%
Sep 2025	Birth Weight	44.8 kg	16%
May 2025	Birth Weight	44.9 kg	17%
Sep 2025	Gest	1.49 days	91%
May 2025	Gest	1.47 days	91%
Sep 2025	Mort	0.00	91%
May 2025	Mort	-0.02	91%
Sep 2025	Maternal Calving Difficulty	2.91%	37%
May 2025	Maternal Calving Difficulty	2.71%	36%

94 total progeny records from 33 dairy contemporary groups

( 1,396 herdmate records from 31 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 53.7%, FR: 10.9%, JE: 4.7%, NR: 1.0%, OTHER: 15.8%	HO: 58.3%, FR: 9.8%, JE: 3.1%, NR: 1.3%, OTHER: 14.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	10.3% 2.9% 3%	8.7% 2.9% 3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	780 Days 1160 Days 2181 Days	796 Days 1139 Days 2134 Days

4 total progeny records from 3 contemporary groups

( 71 herdmate records from 3 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 52.3%, FR: 1.6%, JE: 0.0%, NR: 0.0%, OTHER: 12.5%	HO: 35.5%, FR: 13.5%, JE: 0.0%, NR: 0.0%, OTHER: 20.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 25.9% 26.2%	0% 23.7% 24.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 0kg 0kg	0kg 0kg 0kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1367 Days 2110 Days	0 Days 1255 Days 2264 Days

0 total progeny records from 0 contemporary groups

( 0 herdmate records from 0 contemporary groups)