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 12.04
Milk (kg) -268.00 -0.014 3.75
Fat (kg) -10.39 -0.375 3.89
Prot (kg) -9.97 -0.441 4.40
Fertility Sub Index -5.16
Calving Interval (days) 4.04 -1.459 -5.89
Survival (%) 0.66 1.117 0.74
Calving Sub Index -1.93
Gestation Length (days) 2.10 -0.919 -1.93
Beef Sub Index -0.77
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 4.59 -0.432 -1.98
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 6.73

* Based on an €80/tonne carbon price