Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 6.96
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -7.77 -0.375 2.91
Prot (kg) -6.52 -0.441 2.88
Fertility Sub Index 5.35
Calving Interval (days) -2.58 -1.459 3.76
Survival (%) 1.42 1.117 1.59
Calving Sub Index 1.12
Gestation Length (days) -1.22 -0.919 1.12
Beef Sub Index 2.45
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -2.86 -0.432 1.23
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 22.10

* Based on an €80/tonne carbon price