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 8.67
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -9.97 -0.375 3.73
Prot (kg) -6.89 -0.441 3.04
Fertility Sub Index -5.77
Calving Interval (days) 3.83 -1.459 -5.59
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.45
Gestation Length (days) 0.49 -0.919 -0.45
Beef Sub Index -1.98
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 8.13 -0.432 -3.51
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 6.63

* Based on an €80/tonne carbon price