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 9.66
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -4.79 -0.375 1.79
Prot (kg) -10.53 -0.441 4.65
Fertility Sub Index -2.05
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) -0.45 1.117 -0.50
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index 0.33
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.17 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 8.59

* Based on an €80/tonne carbon price