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 4.72
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -5.20 -0.375 1.95
Prot (kg) -4.76 -0.441 2.10
Fertility Sub Index -14.30
Calving Interval (days) 7.65 -1.459 -11.16
Survival (%) -2.81 1.117 -3.14
Calving Sub Index 1.37
Gestation Length (days) -1.49 -0.919 1.37
Beef Sub Index 1.16
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 4.90 -0.432 -2.12
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index -4.51

* Based on an €80/tonne carbon price