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 5.43
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -6.78 -0.375 2.54
Prot (kg) -6.02 -0.441 2.66
Fertility Sub Index -4.79
Calving Interval (days) 2.11 -1.459 -3.08
Survival (%) -1.53 1.117 -1.71
Calving Sub Index -0.24
Gestation Length (days) 0.26 -0.919 -0.24
Beef Sub Index 1.07
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 3.22

* Based on an €80/tonne carbon price