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 12.55
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -12.98 -0.375 4.86
Prot (kg) -12.25 -0.441 5.41
Fertility Sub Index -3.96
Calving Interval (days) 2.49 -1.459 -3.63
Survival (%) -0.29 1.117 -0.32
Calving Sub Index -0.02
Gestation Length (days) 0.02 -0.919 -0.02
Beef Sub Index 1.84
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 0.87 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 11.22

* Based on an €80/tonne carbon price