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 11.45
Milk (kg) -188.00 -0.014 2.63
Fat (kg) -15.37 -0.375 5.76
Prot (kg) -6.93 -0.441 3.06
Fertility Sub Index -2.56
Calving Interval (days) 1.77 -1.459 -2.58
Survival (%) 0.02 1.117 0.02
Calving Sub Index -1.03
Gestation Length (days) 1.12 -0.919 -1.03
Beef Sub Index -3.43
Carcass Weight (kg) 5.80 -0.528 -3.06
Age of Slaughter (days) 0.85 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index -0.98
Live WT (kg) 3.20 -0.307 -0.98
Total Carbon Sub Index 3.45

* Based on an €80/tonne carbon price