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 1.16
Milk (kg) 32.00 -0.014 -0.45
Fat (kg) -4.03 -0.375 1.51
Prot (kg) -0.23 -0.441 0.10
Fertility Sub Index 3.35
Calving Interval (days) -1.56 -1.459 2.28
Survival (%) 0.96 1.117 1.07
Calving Sub Index -3.34
Gestation Length (days) 3.63 -0.919 -3.34
Beef Sub Index -1.04
Carcass Weight (kg) 5.50 -0.528 -2.90
Age of Slaughter (days) -4.32 -0.432 1.86
Maintenance Sub Index Maint. Sub Index -3.49
Live WT (kg) 11.40 -0.307 -3.49
Total Carbon Sub Index -3.35

* Based on an €80/tonne carbon price