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 1.91
Milk (kg) 19.00 -0.014 -0.27
Fat (kg) -2.17 -0.375 0.81
Prot (kg) -3.08 -0.441 1.36
Fertility Sub Index -6.35
Calving Interval (days) 3.15 -1.459 -4.60
Survival (%) -1.57 1.117 -1.75
Calving Sub Index -0.49
Gestation Length (days) 0.53 -0.919 -0.49
Beef Sub Index 0.27
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index -3.10

* Based on an €80/tonne carbon price