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) -104.00 -0.014 1.46
Fat (kg) -8.63 -0.375 3.23
Prot (kg) -3.57 -0.441 1.58
Fertility Sub Index -6.26
Calving Interval (days) 4.24 -1.459 -6.19
Survival (%) -0.07 1.117 -0.08
Calving Sub Index -1.90
Gestation Length (days) 2.07 -0.919 -1.90
Beef Sub Index 0.53
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.25 -0.432 -0.11
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index -1.19

* Based on an €80/tonne carbon price