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 7.33
Milk (kg) -36.00 -0.014 0.50
Fat (kg) -10.20 -0.375 3.82
Prot (kg) -6.81 -0.441 3.01
Fertility Sub Index -4.79
Calving Interval (days) 2.44 -1.459 -3.56
Survival (%) -1.10 1.117 -1.23
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.73
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.15 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 3.70

* Based on an €80/tonne carbon price