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 7.18
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -8.14 -0.375 3.05
Prot (kg) -6.48 -0.441 2.86
Fertility Sub Index -17.78
Calving Interval (days) 8.86 -1.459 -12.93
Survival (%) -4.34 1.117 -4.85
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.35
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) -0.40 -0.432 0.17
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index -10.58

* Based on an €80/tonne carbon price