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 1.05
Milk (kg) 66.00 -0.014 -0.92
Fat (kg) 10.49 -0.375 -3.93
Prot (kg) -13.37 -0.441 5.90
Fertility Sub Index -1.40
Calving Interval (days) 0.83 -1.459 -1.21
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index 0.68
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 1.64

* Based on an €80/tonne carbon price