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 10.85
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -10.73 -0.375 4.02
Prot (kg) -10.98 -0.441 4.85
Fertility Sub Index 2.46
Calving Interval (days) -1.91 -1.459 2.79
Survival (%) -0.29 1.117 -0.32
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 0.15
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 17.16

* Based on an €80/tonne carbon price