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 2.71
Milk (kg) -155.00 -0.014 2.17
Fat (kg) 2.08 -0.375 -0.78
Prot (kg) -3.00 -0.441 1.32
Fertility Sub Index -7.42
Calving Interval (days) 4.41 -1.459 -6.43
Survival (%) -0.88 1.117 -0.98
Calving Sub Index 1.28
Gestation Length (days) -1.39 -0.919 1.28
Beef Sub Index -0.30
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.89 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index -2.20

* Based on an €80/tonne carbon price