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 4.98
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -4.83 -0.375 1.81
Prot (kg) -4.74 -0.441 2.09
Fertility Sub Index -11.19
Calving Interval (days) 6.44 -1.459 -9.40
Survival (%) -1.61 1.117 -1.80
Calving Sub Index 1.21
Gestation Length (days) -1.32 -0.919 1.21
Beef Sub Index -1.04
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 4.62 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index -5.89

* Based on an €80/tonne carbon price