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 8.19
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -6.24 -0.375 2.34
Prot (kg) -8.10 -0.441 3.58
Fertility Sub Index -5.22
Calving Interval (days) 2.78 -1.459 -4.06
Survival (%) -1.04 1.117 -1.16
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index -0.07
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.15 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index 3.60

* Based on an €80/tonne carbon price