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 3.68
Milk (kg) -78.00 -0.014 1.09
Fat (kg) -3.20 -0.375 1.20
Prot (kg) -3.14 -0.441 1.39
Fertility Sub Index -5.56
Calving Interval (days) 2.78 -1.459 -4.06
Survival (%) -1.35 1.117 -1.51
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.53
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.45 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 0.77

* Based on an €80/tonne carbon price