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 7.92
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -7.16 -0.375 2.68
Prot (kg) -6.06 -0.441 2.67
Fertility Sub Index 0.32
Calving Interval (days) -0.97 -1.459 1.42
Survival (%) -0.98 1.117 -1.09
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 0.57
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.13 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 14.30

* Based on an €80/tonne carbon price