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 6.69
Milk (kg) 20.00 -0.014 -0.28
Fat (kg) -9.81 -0.375 3.67
Prot (kg) -7.47 -0.441 3.30
Fertility Sub Index -12.27
Calving Interval (days) 6.29 -1.459 -9.18
Survival (%) -2.77 1.117 -3.09
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 0.18
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.49 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index -3.72

* Based on an €80/tonne carbon price