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 12.89
Milk (kg) -233.00 -0.014 3.26
Fat (kg) -13.15 -0.375 4.93
Prot (kg) -10.65 -0.441 4.70
Fertility Sub Index 1.44
Calving Interval (days) -0.65 -1.459 0.95
Survival (%) 0.44 1.117 0.49
Calving Sub Index 0.22
Gestation Length (days) -0.24 -0.919 0.22
Beef Sub Index 1.35
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.16 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index -0.43
Live WT (kg) 1.40 -0.307 -0.43
Total Carbon Sub Index 15.46

* Based on an €80/tonne carbon price