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 9.68
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -9.08 -0.375 3.40
Prot (kg) -9.72 -0.441 4.29
Fertility Sub Index -5.59
Calving Interval (days) 2.76 -1.459 -4.03
Survival (%) -1.40 1.117 -1.56
Calving Sub Index -0.34
Gestation Length (days) 0.37 -0.919 -0.34
Beef Sub Index 0.58
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.98 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index -0.43
Live WT (kg) 1.40 -0.307 -0.43
Total Carbon Sub Index 3.90

* Based on an €80/tonne carbon price