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 15.42
Milk (kg) -270.00 -0.014 3.78
Fat (kg) -14.64 -0.375 5.48
Prot (kg) -13.96 -0.441 6.16
Fertility Sub Index 3.28
Calving Interval (days) -2.71 -1.459 3.95
Survival (%) -0.60 1.117 -0.67
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index 2.22
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -0.61 -0.432 0.26
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 23.55

* Based on an €80/tonne carbon price