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 15.07
Milk (kg) -387.00 -0.014 5.42
Fat (kg) -12.15 -0.375 4.55
Prot (kg) -11.56 -0.441 5.10
Fertility Sub Index 3.16
Calving Interval (days) -2.15 -1.459 3.14
Survival (%) 0.02 1.117 0.02
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index 2.51
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 0.66 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 25.95

* Based on an €80/tonne carbon price