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 5.02
Milk (kg) -188.00 -0.014 2.63
Fat (kg) -1.48 -0.375 0.55
Prot (kg) -4.16 -0.441 1.84
Fertility Sub Index -8.11
Calving Interval (days) 3.82 -1.459 -5.57
Survival (%) -2.27 1.117 -2.54
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index -1.07
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 3.10 -0.432 -1.34
Maintenance Sub Index Maint. Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index -6.40

* Based on an €80/tonne carbon price