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 13.55
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -12.43 -0.375 4.66
Prot (kg) -12.86 -0.441 5.68
Fertility Sub Index 0.67
Calving Interval (days) -1.13 -1.459 1.65
Survival (%) -0.88 1.117 -0.98
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index 0.13
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.76 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 18.48

* Based on an €80/tonne carbon price