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 10.30
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -10.79 -0.375 4.04
Prot (kg) -8.86 -0.441 3.91
Fertility Sub Index -6.73
Calving Interval (days) 3.09 -1.459 -4.51
Survival (%) -1.99 1.117 -2.22
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -1.01
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 3.43 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 7.58

* Based on an €80/tonne carbon price