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 11.48
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -11.82 -0.375 4.43
Prot (kg) -12.20 -0.441 5.38
Fertility Sub Index -2.50
Calving Interval (days) 0.79 -1.459 -1.15
Survival (%) -1.21 1.117 -1.35
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index 0.10
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.46 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index -1.20
Live WT (kg) 3.90 -0.307 -1.20
Total Carbon Sub Index 8.63

* Based on an €80/tonne carbon price