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 12.03
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -11.88 -0.375 4.45
Prot (kg) -12.47 -0.441 5.50
Fertility Sub Index -5.32
Calving Interval (days) 2.72 -1.459 -3.97
Survival (%) -1.21 1.117 -1.35
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 0.28
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.42 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 7.40

* Based on an €80/tonne carbon price