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 3.93
Milk (kg) -178.00 -0.014 2.49
Fat (kg) 0.31 -0.375 -0.12
Prot (kg) -3.53 -0.441 1.56
Fertility Sub Index -1.56
Calving Interval (days) 1.08 -1.459 -1.58
Survival (%) 0.01 1.117 0.01
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index 0.70
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.45 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index 3.56

* Based on an €80/tonne carbon price