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 2.56
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -4.12 -0.375 1.54
Prot (kg) -0.95 -0.441 0.42
Fertility Sub Index 2.24
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) 1.33 1.117 1.49
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -2.23
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 4.67 -0.432 -2.02
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 9.34

* Based on an €80/tonne carbon price