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 5.38
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -4.68 -0.375 1.75
Prot (kg) -2.76 -0.441 1.22
Fertility Sub Index -3.29
Calving Interval (days) 1.22 -1.459 -1.78
Survival (%) -1.35 1.117 -1.51
Calving Sub Index 0.38
Gestation Length (days) -0.41 -0.919 0.38
Beef Sub Index -0.12
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.59 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index 3.30

* Based on an €80/tonne carbon price