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 17.88
Milk (kg) -396.00 -0.014 5.54
Fat (kg) -15.65 -0.375 5.86
Prot (kg) -14.66 -0.441 6.47
Fertility Sub Index 1.90
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) 0.07 1.117 0.08
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index 1.91
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 27.90

* Based on an €80/tonne carbon price