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 9.23
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -10.03 -0.375 3.76
Prot (kg) -6.47 -0.441 2.86
Fertility Sub Index -4.95
Calving Interval (days) 2.16 -1.459 -3.15
Survival (%) -1.61 1.117 -1.80
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index 0.15
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 5.50

* Based on an €80/tonne carbon price