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 8.74
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -7.79 -0.375 2.92
Prot (kg) -8.25 -0.441 3.64
Fertility Sub Index -8.43
Calving Interval (days) 4.46 -1.459 -6.51
Survival (%) -1.72 1.117 -1.92
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 2.14
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 0.67 -0.432 -0.29
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 3.24

* Based on an €80/tonne carbon price