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 11.72
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -12.21 -0.375 4.57
Prot (kg) -8.49 -0.441 3.75
Fertility Sub Index 1.34
Calving Interval (days) -1.11 -1.459 1.62
Survival (%) -0.25 1.117 -0.28
Calving Sub Index -1.26
Gestation Length (days) 1.37 -0.919 -1.26
Beef Sub Index 4.25
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) -2.63 -0.432 1.14
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 20.35

* Based on an €80/tonne carbon price