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 -5.50
Milk (kg) 83.00 -0.014 -1.16
Fat (kg) 6.20 -0.375 -2.32
Prot (kg) 4.57 -0.441 -2.02
Fertility Sub Index -2.83
Calving Interval (days) 1.87 -1.459 -2.73
Survival (%) -0.09 1.117 -0.10
Calving Sub Index 2.43
Gestation Length (days) -2.64 -0.919 2.43
Beef Sub Index -0.13
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.97 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index -2.67
Live WT (kg) 8.70 -0.307 -2.67
Total Carbon Sub Index -8.70

* Based on an €80/tonne carbon price