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 12.02
Milk (kg) -271.00 -0.014 3.79
Fat (kg) -10.19 -0.375 3.82
Prot (kg) -9.99 -0.441 4.41
Fertility Sub Index -1.72
Calving Interval (days) 1.23 -1.459 -1.79
Survival (%) 0.07 1.117 0.08
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 0.60
Carcass Weight (kg) -8.20 -0.528 4.33
Age of Slaughter (days) 8.64 -0.432 -3.73
Maintenance Sub Index Maint. Sub Index 9.90
Live WT (kg) -32.30 -0.307 9.90
Total Carbon Sub Index 21.42

* Based on an €80/tonne carbon price