Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 0.16
Milk (kg) -64.00 -0.014 0.90
Fat (kg) 2.08 -0.375 -0.78
Prot (kg) -0.10 -0.441 0.04
Fertility Sub Index 8.21
Calving Interval (days) -3.99 -1.459 5.82
Survival (%) 2.14 1.117 2.39
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.63
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.50 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 19.60

* Based on an €80/tonne carbon price