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 -3.87
Milk (kg) 101.00 -0.014 -1.41
Fat (kg) 3.01 -0.375 -1.13
Prot (kg) 3.02 -0.441 -1.33
Fertility Sub Index -4.51
Calving Interval (days) 2.19 -1.459 -3.20
Survival (%) -1.18 1.117 -1.32
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.35
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index -6.47

* Based on an €80/tonne carbon price