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 3.94
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -0.32 -0.375 0.12
Prot (kg) -4.54 -0.441 2.00
Fertility Sub Index 0.08
Calving Interval (days) -0.11 -1.459 0.16
Survival (%) -0.07 1.117 -0.08
Calving Sub Index 1.91
Gestation Length (days) -2.08 -0.919 1.91
Beef Sub Index -0.91
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) -0.34 -0.432 0.15
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 6.56

* Based on an €80/tonne carbon price