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 19.10
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -23.30 -0.375 8.73
Prot (kg) -18.59 -0.441 8.20
Fertility Sub Index 0.29
Calving Interval (days) -0.95 -1.459 1.39
Survival (%) -0.98 1.117 -1.09
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index 0.34
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.14 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 23.82

* Based on an €80/tonne carbon price