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 2.97
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -2.71 -0.375 1.02
Prot (kg) -2.72 -0.441 1.20
Fertility Sub Index -2.58
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) -0.79 1.117 -0.88
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.95
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.21 -0.432 0.52
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 12.13

* Based on an €80/tonne carbon price