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 1.94
Milk (kg) -16.00 -0.014 0.22
Fat (kg) -2.19 -0.375 0.82
Prot (kg) -2.02 -0.441 0.89
Fertility Sub Index -4.32
Calving Interval (days) 2.15 -1.459 -3.14
Survival (%) -1.06 1.117 -1.18
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index -0.15
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.43 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index -2.76

* Based on an €80/tonne carbon price