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 12.23
Milk (kg) -210.00 -0.014 2.94
Fat (kg) -14.62 -0.375 5.48
Prot (kg) -8.63 -0.441 3.81
Fertility Sub Index -1.23
Calving Interval (days) 0.33 -1.459 -0.48
Survival (%) -0.67 1.117 -0.75
Calving Sub Index -1.10
Gestation Length (days) 1.20 -0.919 -1.10
Beef Sub Index -4.94
Carcass Weight (kg) 8.80 -0.528 -4.64
Age of Slaughter (days) 0.70 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index -1.56
Live WT (kg) 5.10 -0.307 -1.56
Total Carbon Sub Index 3.39

* Based on an €80/tonne carbon price