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 -5.02
Milk (kg) 10.00 -0.014 -0.14
Fat (kg) 8.65 -0.375 -3.24
Prot (kg) 3.71 -0.441 -1.64
Fertility Sub Index -4.09
Calving Interval (days) 2.18 -1.459 -3.18
Survival (%) -0.81 1.117 -0.90
Calving Sub Index 4.54
Gestation Length (days) -4.94 -0.919 4.54
Beef Sub Index 2.73
Carcass Weight (kg) -8.20 -0.528 4.33
Age of Slaughter (days) 3.69 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 4.31

* Based on an €80/tonne carbon price