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 13.04
Milk (kg) -234.00 -0.014 3.28
Fat (kg) -10.76 -0.375 4.03
Prot (kg) -13.00 -0.441 5.74
Fertility Sub Index -8.03
Calving Interval (days) 4.09 -1.459 -5.97
Survival (%) -1.85 1.117 -2.07
Calving Sub Index 0.11
Gestation Length (days) -0.12 -0.919 0.11
Beef Sub Index 0.28
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.76 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 5.55

* Based on an €80/tonne carbon price