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 12.90
Milk (kg) -325.00 -0.014 4.55
Fat (kg) -4.31 -0.375 1.61
Prot (kg) -15.25 -0.441 6.73
Fertility Sub Index 2.04
Calving Interval (days) -1.16 -1.459 1.69
Survival (%) 0.31 1.117 0.35
Calving Sub Index 0.53
Gestation Length (days) -0.58 -0.919 0.53
Beef Sub Index 1.32
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 4.51 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 22.13

* Based on an €80/tonne carbon price