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 10.09
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -11.08 -0.375 4.15
Prot (kg) -7.82 -0.441 3.45
Fertility Sub Index -0.56
Calving Interval (days) 0.79 -1.459 -1.15
Survival (%) 0.53 1.117 0.59
Calving Sub Index -0.58
Gestation Length (days) 0.63 -0.919 -0.58
Beef Sub Index -4.36
Carcass Weight (kg) 6.60 -0.528 -3.48
Age of Slaughter (days) 2.03 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index -2.39
Live WT (kg) 7.80 -0.307 -2.39
Total Carbon Sub Index 2.20

* Based on an €80/tonne carbon price