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 2.59
Milk (kg) 9.00 -0.014 -0.13
Fat (kg) -7.19 -0.375 2.69
Prot (kg) -0.06 -0.441 0.03
Fertility Sub Index -3.68
Calving Interval (days) 1.90 -1.459 -2.77
Survival (%) -0.81 1.117 -0.90
Calving Sub Index 0.41
Gestation Length (days) -0.45 -0.919 0.41
Beef Sub Index -0.84
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 0.48 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -3.05

* Based on an €80/tonne carbon price