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 5.62
Milk (kg) 8.00 -0.014 -0.11
Fat (kg) -8.08 -0.375 3.03
Prot (kg) -6.13 -0.441 2.71
Fertility Sub Index -14.24
Calving Interval (days) 7.54 -1.459 -11.00
Survival (%) -2.90 1.117 -3.24
Calving Sub Index 0.85
Gestation Length (days) -0.93 -0.919 0.85
Beef Sub Index 0.05
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.07 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index -4.38

* Based on an €80/tonne carbon price