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 6.20
Milk (kg) -231.00 -0.014 3.23
Fat (kg) 1.45 -0.375 -0.54
Prot (kg) -7.96 -0.441 3.51
Fertility Sub Index 0.21
Calving Interval (days) -0.78 -1.459 1.14
Survival (%) -0.83 1.117 -0.93
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index 0.53
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 4.51 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 12.82

* Based on an €80/tonne carbon price