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 4.78
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -3.83 -0.375 1.43
Prot (kg) -4.46 -0.441 1.97
Fertility Sub Index -2.60
Calving Interval (days) 1.28 -1.459 -1.87
Survival (%) -0.66 1.117 -0.74
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.63
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 0.26 -0.432 -0.11
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 13.25

* Based on an €80/tonne carbon price