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 7.44
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -10.20 -0.375 3.82
Prot (kg) -5.53 -0.441 2.44
Fertility Sub Index -2.61
Calving Interval (days) 1.12 -1.459 -1.63
Survival (%) -0.87 1.117 -0.97
Calving Sub Index -0.78
Gestation Length (days) 0.85 -0.919 -0.78
Beef Sub Index -2.63
Carcass Weight (kg) 8.80 -0.528 -4.64
Age of Slaughter (days) -4.65 -0.432 2.01
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 5.34

* Based on an €80/tonne carbon price