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 4.63
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -5.64 -0.375 2.11
Prot (kg) -5.17 -0.441 2.28
Fertility Sub Index -7.09
Calving Interval (days) 3.67 -1.459 -5.35
Survival (%) -1.55 1.117 -1.73
Calving Sub Index -0.43
Gestation Length (days) 0.47 -0.919 -0.43
Beef Sub Index 0.93
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) -0.81 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index -1.74

* Based on an €80/tonne carbon price