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 -8.30
Milk (kg) -15.00 -0.014 0.21
Fat (kg) 13.23 -0.375 -4.96
Prot (kg) 8.06 -0.441 -3.56
Fertility Sub Index -0.13
Calving Interval (days) -0.36 -1.459 0.53
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 1.85
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 1.57 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index -1.73

* Based on an €80/tonne carbon price