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 3.79
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -4.39 -0.375 1.64
Prot (kg) -4.07 -0.441 1.80
Fertility Sub Index -11.30
Calving Interval (days) 5.95 -1.459 -8.68
Survival (%) -2.34 1.117 -2.61
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 0.25
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index -0.09
Live WT (kg) 0.30 -0.307 -0.09
Total Carbon Sub Index -6.60

* Based on an €80/tonne carbon price