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 11.16
Milk (kg) -234.00 -0.014 3.28
Fat (kg) -10.22 -0.375 3.83
Prot (kg) -9.20 -0.441 4.06
Fertility Sub Index 3.67
Calving Interval (days) -1.88 -1.459 2.74
Survival (%) 0.83 1.117 0.93
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.03
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 26.80

* Based on an €80/tonne carbon price