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 2.76
Milk (kg) -16.00 -0.014 0.22
Fat (kg) -3.83 -0.375 1.43
Prot (kg) -2.49 -0.441 1.10
Fertility Sub Index -5.52
Calving Interval (days) 2.58 -1.459 -3.76
Survival (%) -1.57 1.117 -1.75
Calving Sub Index -0.19
Gestation Length (days) 0.21 -0.919 -0.19
Beef Sub Index -1.26
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) 0.48 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index -1.56
Live WT (kg) 5.10 -0.307 -1.56
Total Carbon Sub Index -5.77

* Based on an €80/tonne carbon price