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 4.44
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -6.13 -0.375 2.30
Prot (kg) -4.06 -0.441 1.79
Fertility Sub Index -5.53
Calving Interval (days) 3.72 -1.459 -5.43
Survival (%) -0.09 1.117 -0.10
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index -2.24
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 3.59 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 2.53

* Based on an €80/tonne carbon price