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 -2.31
Milk (kg) 33.00 -0.014 -0.46
Fat (kg) 2.59 -0.375 -0.97
Prot (kg) 1.99 -0.441 -0.88
Fertility Sub Index -5.64
Calving Interval (days) 2.97 -1.459 -4.33
Survival (%) -1.17 1.117 -1.31
Calving Sub Index 1.47
Gestation Length (days) -1.60 -0.919 1.47
Beef Sub Index -0.19
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 4.85 -0.432 -2.09
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index -4.55

* Based on an €80/tonne carbon price