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 6.92
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -1.85 -0.375 0.69
Prot (kg) -10.63 -0.441 4.69
Fertility Sub Index -2.13
Calving Interval (days) 1.07 -1.459 -1.56
Survival (%) -0.51 1.117 -0.57
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.42
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 2.20 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 5.01

* Based on an €80/tonne carbon price