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 4.68
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -5.08 -0.375 1.90
Prot (kg) -4.19 -0.441 1.85
Fertility Sub Index -1.05
Calving Interval (days) 0.59 -1.459 -0.86
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 2.02
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 3.15 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 7.23
Live WT (kg) -23.60 -0.307 7.23
Total Carbon Sub Index 16.66

* Based on an €80/tonne carbon price