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 8.59
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -9.45 -0.375 3.54
Prot (kg) -8.05 -0.441 3.55
Fertility Sub Index -5.74
Calving Interval (days) 2.87 -1.459 -4.19
Survival (%) -1.39 1.117 -1.55
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.20
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.46 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 4.78

* Based on an €80/tonne carbon price