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 9.34
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -8.39 -0.375 3.14
Prot (kg) -8.88 -0.441 3.92
Fertility Sub Index 2.08
Calving Interval (days) -1.80 -1.459 2.63
Survival (%) -0.49 1.117 -0.55
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.06
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.58 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 21.58

* Based on an €80/tonne carbon price