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 6.21
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -5.90 -0.375 2.21
Prot (kg) -6.36 -0.441 2.81
Fertility Sub Index -1.16
Calving Interval (days) 0.49 -1.459 -0.71
Survival (%) -0.40 1.117 -0.45
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.22
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 5.28

* Based on an €80/tonne carbon price