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 7.67
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -9.06 -0.375 3.39
Prot (kg) -6.59 -0.441 2.91
Fertility Sub Index 1.80
Calving Interval (days) -0.78 -1.459 1.14
Survival (%) 0.59 1.117 0.66
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -1.28
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 4.44 -0.432 -1.92
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 18.22

* Based on an €80/tonne carbon price