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 12.14
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -14.85 -0.375 5.56
Prot (kg) -9.19 -0.441 4.06
Fertility Sub Index 4.18
Calving Interval (days) -1.40 -1.459 2.04
Survival (%) 1.91 1.117 2.13
Calving Sub Index 1.80
Gestation Length (days) -1.96 -0.919 1.80
Beef Sub Index -1.67
Carcass Weight (kg) 4.50 -0.528 -2.37
Age of Slaughter (days) -1.62 -0.432 0.70
Maintenance Sub Index Maint. Sub Index -1.69
Live WT (kg) 5.50 -0.307 -1.69
Total Carbon Sub Index 14.76

* Based on an €80/tonne carbon price