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 1.63
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -1.02 -0.375 0.38
Prot (kg) -0.17 -0.441 0.08
Fertility Sub Index -1.82
Calving Interval (days) 0.23 -1.459 -0.34
Survival (%) -1.33 1.117 -1.49
Calving Sub Index 0.06
Gestation Length (days) -0.07 -0.919 0.06
Beef Sub Index 0.98
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -2.39 -0.432 1.03
Maintenance Sub Index Maint. Sub Index -2.48
Live WT (kg) 8.10 -0.307 -2.48
Total Carbon Sub Index -1.63

* Based on an €80/tonne carbon price