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 0.95
Milk (kg) -206.00 -0.014 2.88
Fat (kg) 7.53 -0.375 -2.82
Prot (kg) -2.00 -0.441 0.88
Fertility Sub Index 9.08
Calving Interval (days) -5.62 -1.459 8.20
Survival (%) 0.79 1.117 0.88
Calving Sub Index 2.35
Gestation Length (days) -2.56 -0.919 2.35
Beef Sub Index 1.22
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 4.62 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 19.62

* Based on an €80/tonne carbon price