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 0.58
Milk (kg) -86.00 -0.014 1.20
Fat (kg) 1.35 -0.375 -0.51
Prot (kg) 0.27 -0.441 -0.12
Fertility Sub Index 3.22
Calving Interval (days) -0.95 -1.459 1.39
Survival (%) 1.64 1.117 1.83
Calving Sub Index 1.88
Gestation Length (days) -2.04 -0.919 1.88
Beef Sub Index 0.49
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 3.75 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 10.34

* Based on an €80/tonne carbon price