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 -2.55
Milk (kg) 31.00 -0.014 -0.43
Fat (kg) -3.59 -0.375 1.34
Prot (kg) 7.85 -0.441 -3.46
Fertility Sub Index -1.50
Calving Interval (days) 0.46 -1.459 -0.67
Survival (%) -0.74 1.117 -0.83
Calving Sub Index 3.29
Gestation Length (days) -3.58 -0.919 3.29
Beef Sub Index 3.50
Carcass Weight (kg) -8.60 -0.528 4.54
Age of Slaughter (days) 2.41 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 5.16

* Based on an €80/tonne carbon price