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 4.38
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -2.17 -0.375 0.81
Prot (kg) -4.90 -0.441 2.16
Fertility Sub Index 2.99
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 0.72 1.117 0.80
Calving Sub Index 1.85
Gestation Length (days) -2.01 -0.919 1.85
Beef Sub Index 0.51
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 3.10 -0.432 -1.34
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 11.57

* Based on an €80/tonne carbon price