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 5.65
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -5.23 -0.375 1.96
Prot (kg) -4.45 -0.441 1.96
Fertility Sub Index -3.46
Calving Interval (days) 1.48 -1.459 -2.16
Survival (%) -1.16 1.117 -1.30
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.33
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 0.95 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 3.81

* Based on an €80/tonne carbon price