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 10.28
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -11.35 -0.375 4.25
Prot (kg) -9.89 -0.441 4.37
Fertility Sub Index -0.28
Calving Interval (days) -1.85 -1.459 2.70
Survival (%) -2.67 1.117 -2.98
Calving Sub Index -3.54
Gestation Length (days) 3.85 -0.919 -3.54
Beef Sub Index 1.58
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -3.91 -0.432 1.69
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index 9.18

* Based on an €80/tonne carbon price