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 11.00
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -10.41 -0.375 3.90
Prot (kg) -13.68 -0.441 6.04
Fertility Sub Index -11.94
Calving Interval (days) 6.28 -1.459 -9.16
Survival (%) -2.49 1.117 -2.78
Calving Sub Index 1.05
Gestation Length (days) -1.14 -0.919 1.05
Beef Sub Index -2.04
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index -1.75
Live WT (kg) 5.70 -0.307 -1.75
Total Carbon Sub Index -3.68

* Based on an €80/tonne carbon price