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 6.26
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -5.50 -0.375 2.06
Prot (kg) -6.37 -0.441 2.81
Fertility Sub Index -7.75
Calving Interval (days) 3.82 -1.459 -5.57
Survival (%) -1.95 1.117 -2.18
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.09
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.18 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index -0.55

* Based on an €80/tonne carbon price