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 4.65
Milk (kg) -33.00 -0.014 0.46
Fat (kg) -7.54 -0.375 2.82
Prot (kg) -3.10 -0.441 1.37
Fertility Sub Index -1.80
Calving Interval (days) 0.35 -1.459 -0.51
Survival (%) -1.15 1.117 -1.28
Calving Sub Index 1.88
Gestation Length (days) -2.05 -0.919 1.88
Beef Sub Index 2.98
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) -0.07 -0.432 0.03
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 10.79

* Based on an €80/tonne carbon price