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 4.92
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -4.51 -0.375 1.69
Prot (kg) -4.40 -0.441 1.94
Fertility Sub Index -3.27
Calving Interval (days) 1.59 -1.459 -2.32
Survival (%) -0.85 1.117 -0.95
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index -0.60
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 4.56 -0.432 -1.97
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 10.90

* Based on an €80/tonne carbon price