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 6.75
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -7.05 -0.375 2.64
Prot (kg) -6.73 -0.441 2.97
Fertility Sub Index -5.75
Calving Interval (days) 2.87 -1.459 -4.19
Survival (%) -1.40 1.117 -1.56
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.24
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.26 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 2.61

* Based on an €80/tonne carbon price