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 10.63
Milk (kg) -192.00 -0.014 2.69
Fat (kg) -9.35 -0.375 3.50
Prot (kg) -10.07 -0.441 4.44
Fertility Sub Index -1.40
Calving Interval (days) 0.10 -1.459 -0.15
Survival (%) -1.12 1.117 -1.25
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index 1.34
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 3.19
Live WT (kg) -10.40 -0.307 3.19
Total Carbon Sub Index 14.56

* Based on an €80/tonne carbon price