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 6.10
Milk (kg) -90.00 -0.014 1.26
Fat (kg) -4.38 -0.375 1.64
Prot (kg) -7.26 -0.441 3.20
Fertility Sub Index -11.45
Calving Interval (days) 6.41 -1.459 -9.35
Survival (%) -1.88 1.117 -2.10
Calving Sub Index 1.78
Gestation Length (days) -1.94 -0.919 1.78
Beef Sub Index -1.38
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 2.58 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index -6.79

* Based on an €80/tonne carbon price