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 7.56
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -6.83 -0.375 2.56
Prot (kg) -5.95 -0.441 2.63
Fertility Sub Index 1.34
Calving Interval (days) -1.36 -1.459 1.98
Survival (%) -0.58 1.117 -0.65
Calving Sub Index 0.25
Gestation Length (days) -0.27 -0.919 0.25
Beef Sub Index 0.48
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.97 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 12.20

* Based on an €80/tonne carbon price