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 1.79
Milk (kg) -62.00 -0.014 0.87
Fat (kg) -2.58 -0.375 0.97
Prot (kg) 0.10 -0.441 -0.04
Fertility Sub Index -4.41
Calving Interval (days) 3.16 -1.459 -4.61
Survival (%) 0.18 1.117 0.20
Calving Sub Index -2.06
Gestation Length (days) 2.24 -0.919 -2.06
Beef Sub Index -1.46
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 4.24 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index -4.64

* Based on an €80/tonne carbon price