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 8.80
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -6.50 -0.375 2.43
Prot (kg) -10.20 -0.441 4.50
Fertility Sub Index -14.01
Calving Interval (days) 7.41 -1.459 -10.81
Survival (%) -2.86 1.117 -3.20
Calving Sub Index 2.10
Gestation Length (days) -2.29 -0.919 2.10
Beef Sub Index 0.12
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.50 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index -0.49
Live WT (kg) 1.60 -0.307 -0.49
Total Carbon Sub Index -3.47

* Based on an €80/tonne carbon price