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 8.03
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -7.47 -0.375 2.80
Prot (kg) -6.68 -0.441 2.95
Fertility Sub Index -1.16
Calving Interval (days) 0.46 -1.459 -0.67
Survival (%) -0.44 1.117 -0.49
Calving Sub Index 1.89
Gestation Length (days) -2.06 -0.919 1.89
Beef Sub Index -2.87
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 2.24 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index -0.49
Live WT (kg) 1.60 -0.307 -0.49
Total Carbon Sub Index 5.40

* Based on an €80/tonne carbon price