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 4.97
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -2.24 -0.375 0.84
Prot (kg) -3.01 -0.441 1.33
Fertility Sub Index -0.31
Calving Interval (days) 0.11 -1.459 -0.16
Survival (%) -0.13 1.117 -0.15
Calving Sub Index 3.18
Gestation Length (days) -3.46 -0.919 3.18
Beef Sub Index -1.49
Carcass Weight (kg) 5.40 -0.528 -2.85
Age of Slaughter (days) -3.14 -0.432 1.36
Maintenance Sub Index Maint. Sub Index -0.92
Live WT (kg) 3.00 -0.307 -0.92
Total Carbon Sub Index 5.43

* Based on an €80/tonne carbon price