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 11.26
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -9.93 -0.375 3.72
Prot (kg) -12.55 -0.441 5.54
Fertility Sub Index -5.37
Calving Interval (days) 2.56 -1.459 -3.74
Survival (%) -1.46 1.117 -1.63
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.52
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 7.46

* Based on an €80/tonne carbon price