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 4.81
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -4.36 -0.375 1.63
Prot (kg) -6.65 -0.441 2.94
Fertility Sub Index -12.18
Calving Interval (days) 6.63 -1.459 -9.67
Survival (%) -2.24 1.117 -2.50
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index 0.32
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.43 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index -4.16

* Based on an €80/tonne carbon price