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 4.08
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -2.78 -0.375 1.04
Prot (kg) -3.39 -0.441 1.50
Fertility Sub Index 1.64
Calving Interval (days) -1.08 -1.459 1.58
Survival (%) 0.06 1.117 0.07
Calving Sub Index 3.35
Gestation Length (days) -3.64 -0.919 3.35
Beef Sub Index -5.97
Carcass Weight (kg) 8.50 -0.528 -4.48
Age of Slaughter (days) 3.45 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index -0.98
Live WT (kg) 3.20 -0.307 -0.98
Total Carbon Sub Index 2.11

* Based on an €80/tonne carbon price