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 8.06
Milk (kg) -32.00 -0.014 0.45
Fat (kg) -13.49 -0.375 5.05
Prot (kg) -5.80 -0.441 2.56
Fertility Sub Index -3.96
Calving Interval (days) 2.53 -1.459 -3.69
Survival (%) -0.24 1.117 -0.27
Calving Sub Index -1.82
Gestation Length (days) 1.98 -0.919 -1.82
Beef Sub Index -3.29
Carcass Weight (kg) 4.50 -0.528 -2.37
Age of Slaughter (days) 2.12 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 2.24

* Based on an €80/tonne carbon price