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 -3.60
Milk (kg) 29.00 -0.014 -0.41
Fat (kg) 3.25 -0.375 -1.22
Prot (kg) 4.47 -0.441 -1.97
Fertility Sub Index 0.19
Calving Interval (days) -0.15 -1.459 0.22
Survival (%) -0.03 1.117 -0.03
Calving Sub Index 3.19
Gestation Length (days) -3.47 -0.919 3.19
Beef Sub Index 2.75
Carcass Weight (kg) -12.10 -0.528 6.38
Age of Slaughter (days) 8.42 -0.432 -3.63
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 8.66

* Based on an €80/tonne carbon price