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 0.27
Milk (kg) -16.00 -0.014 0.22
Fat (kg) 0.31 -0.375 -0.12
Prot (kg) -0.36 -0.441 0.16
Fertility Sub Index 2.81
Calving Interval (days) -1.46 -1.459 2.13
Survival (%) 0.61 1.117 0.68
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -1.29
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 4.82 -0.432 -2.08
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 7.13

* Based on an €80/tonne carbon price