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 6.64
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -7.76 -0.375 2.91
Prot (kg) -6.53 -0.441 2.88
Fertility Sub Index -5.35
Calving Interval (days) 2.51 -1.459 -3.66
Survival (%) -1.51 1.117 -1.69
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.37
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.20 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 3.45

* Based on an €80/tonne carbon price