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 6.41
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -3.06 -0.375 1.15
Prot (kg) -6.75 -0.441 2.98
Fertility Sub Index -5.76
Calving Interval (days) 3.13 -1.459 -4.57
Survival (%) -1.07 1.117 -1.20
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 0.70
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.46 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index 2.14

* Based on an €80/tonne carbon price