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 12.02
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -11.47 -0.375 4.30
Prot (kg) -12.24 -0.441 5.40
Fertility Sub Index -4.59
Calving Interval (days) 1.78 -1.459 -2.60
Survival (%) -1.78 1.117 -1.99
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 0.07
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.86 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index 8.07

* Based on an €80/tonne carbon price