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 5.31
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -5.70 -0.375 2.13
Prot (kg) -4.03 -0.441 1.78
Fertility Sub Index -3.31
Calving Interval (days) 1.54 -1.459 -2.25
Survival (%) -0.95 1.117 -1.06
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.36
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.34 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 3.28

* Based on an €80/tonne carbon price