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 4.13
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -3.58 -0.375 1.34
Prot (kg) -4.99 -0.441 2.20
Fertility Sub Index -7.91
Calving Interval (days) 4.24 -1.459 -6.19
Survival (%) -1.54 1.117 -1.72
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index -1.13
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) 0.06 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index -0.18
Live WT (kg) 0.60 -0.307 -0.18
Total Carbon Sub Index -4.70

* Based on an €80/tonne carbon price