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 11.53
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -13.65 -0.375 5.11
Prot (kg) -10.60 -0.441 4.68
Fertility Sub Index -0.57
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) -1.19 1.117 -1.33
Calving Sub Index -0.30
Gestation Length (days) 0.33 -0.919 -0.30
Beef Sub Index 3.13
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) -1.26 -0.432 0.54
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 16.24

* Based on an €80/tonne carbon price