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 17.58
Milk (kg) -313.00 -0.014 4.38
Fat (kg) -19.53 -0.375 7.32
Prot (kg) -13.34 -0.441 5.89
Fertility Sub Index 4.22
Calving Interval (days) -2.20 -1.459 3.21
Survival (%) 0.90 1.117 1.01
Calving Sub Index -0.52
Gestation Length (days) 0.57 -0.919 -0.52
Beef Sub Index -2.94
Carcass Weight (kg) 3.80 -0.528 -2.00
Age of Slaughter (days) 2.17 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 19.22

* Based on an €80/tonne carbon price