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 -0.85
Milk (kg) -4.00 -0.014 0.06
Fat (kg) 1.20 -0.375 -0.45
Prot (kg) 1.04 -0.441 -0.46
Fertility Sub Index 0.68
Calving Interval (days) -0.26 -1.459 0.38
Survival (%) 0.27 1.117 0.30
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.80
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -2.58 -0.432 1.11
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 12.61

* Based on an €80/tonne carbon price