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 5.14
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -1.05 -0.375 0.39
Prot (kg) -5.50 -0.441 2.43
Fertility Sub Index -0.51
Calving Interval (days) 0.75 -1.459 -1.09
Survival (%) 0.52 1.117 0.58
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index -0.46
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 0.71 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index -0.21
Live WT (kg) 0.70 -0.307 -0.21
Total Carbon Sub Index 4.28

* Based on an €80/tonne carbon price