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 17.20
Milk (kg) -315.00 -0.014 4.41
Fat (kg) -15.89 -0.375 5.95
Prot (kg) -15.49 -0.441 6.84
Fertility Sub Index 3.42
Calving Interval (days) -2.97 -1.459 4.33
Survival (%) -0.82 1.117 -0.92
Calving Sub Index 1.07
Gestation Length (days) -1.16 -0.919 1.07
Beef Sub Index 0.77
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.29 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 24.73

* Based on an €80/tonne carbon price