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 2.68
Milk (kg) -9.00 -0.014 0.13
Fat (kg) -1.98 -0.375 0.74
Prot (kg) -4.11 -0.441 1.81
Fertility Sub Index -3.64
Calving Interval (days) 2.29 -1.459 -3.34
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index 1.50
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.31 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index -0.43
Live WT (kg) 1.40 -0.307 -0.43
Total Carbon Sub Index 1.06

* Based on an €80/tonne carbon price