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 18.09
Milk (kg) -360.00 -0.014 5.04
Fat (kg) -18.68 -0.375 7.00
Prot (kg) -13.71 -0.441 6.05
Fertility Sub Index 2.42
Calving Interval (days) -2.42 -1.459 3.53
Survival (%) -0.99 1.117 -1.11
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.49
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 0.59 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 30.23

* Based on an €80/tonne carbon price