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 5.34
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -6.65 -0.375 2.49
Prot (kg) -4.77 -0.441 2.11
Fertility Sub Index -0.01
Calving Interval (days) 0.94 -1.459 -1.37
Survival (%) 1.22 1.117 1.36
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.62
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index 9.48

* Based on an €80/tonne carbon price