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 5.24
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -3.52 -0.375 1.32
Prot (kg) -5.31 -0.441 2.34
Fertility Sub Index 0.08
Calving Interval (days) -0.08 -1.459 0.12
Survival (%) -0.03 1.117 -0.03
Calving Sub Index 1.46
Gestation Length (days) -1.59 -0.919 1.46
Beef Sub Index 2.04
Carcass Weight (kg) -7.80 -0.528 4.11
Age of Slaughter (days) 4.80 -0.432 -2.07
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 13.70

* Based on an €80/tonne carbon price