Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 6.33
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -6.34 -0.375 2.37
Prot (kg) -3.85 -0.441 1.70
Fertility Sub Index -1.16
Calving Interval (days) 0.33 -1.459 -0.48
Survival (%) -0.61 1.117 -0.68
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index -0.87
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 2.51 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index -1.38
Live WT (kg) 4.50 -0.307 -1.38
Total Carbon Sub Index 2.89

* Based on an €80/tonne carbon price