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 2.17
Milk (kg) 12.00 -0.014 -0.17
Fat (kg) -1.03 -0.375 0.39
Prot (kg) -4.42 -0.441 1.95
Fertility Sub Index -7.68
Calving Interval (days) 3.97 -1.459 -5.79
Survival (%) -1.69 1.117 -1.89
Calving Sub Index 2.13
Gestation Length (days) -2.32 -0.919 2.13
Beef Sub Index -2.02
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 4.19 -0.432 -1.81
Maintenance Sub Index Maint. Sub Index -0.18
Live WT (kg) 0.60 -0.307 -0.18
Total Carbon Sub Index -5.58

* Based on an €80/tonne carbon price