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 12.08
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -14.03 -0.375 5.26
Prot (kg) -9.97 -0.441 4.40
Fertility Sub Index -4.35
Calving Interval (days) 2.77 -1.459 -4.04
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 0.16
Gestation Length (days) -0.17 -0.919 0.16
Beef Sub Index 3.28
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -3.08 -0.432 1.33
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 12.76

* Based on an €80/tonne carbon price