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 10.90
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -12.05 -0.375 4.51
Prot (kg) -8.63 -0.441 3.81
Fertility Sub Index -2.74
Calving Interval (days) 1.36 -1.459 -1.98
Survival (%) -0.68 1.117 -0.76
Calving Sub Index -1.09
Gestation Length (days) 1.19 -0.919 -1.09
Beef Sub Index 5.39
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) -4.29 -0.432 1.85
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 18.49

* Based on an €80/tonne carbon price