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 15.85
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -17.78 -0.375 6.66
Prot (kg) -15.05 -0.441 6.64
Fertility Sub Index -0.26
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) -1.07 1.117 -1.20
Calving Sub Index -0.46
Gestation Length (days) 0.50 -0.919 -0.46
Beef Sub Index 1.02
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 2.64 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 19.95

* Based on an €80/tonne carbon price