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 8.98
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -11.04 -0.375 4.14
Prot (kg) -9.05 -0.441 3.99
Fertility Sub Index -11.12
Calving Interval (days) 5.74 -1.459 -8.37
Survival (%) -2.46 1.117 -2.75
Calving Sub Index 0.38
Gestation Length (days) -0.41 -0.919 0.38
Beef Sub Index -0.59
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 2.11 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index -1.72
Live WT (kg) 5.60 -0.307 -1.72
Total Carbon Sub Index -4.08

* Based on an €80/tonne carbon price