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 15.05
Milk (kg) -400.00 -0.014 5.60
Fat (kg) -11.29 -0.375 4.23
Prot (kg) -11.82 -0.441 5.22
Fertility Sub Index 8.42
Calving Interval (days) -4.65 -1.459 6.78
Survival (%) 1.46 1.117 1.63
Calving Sub Index -1.12
Gestation Length (days) 1.22 -0.919 -1.12
Beef Sub Index 2.85
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -2.21 -0.432 0.95
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 28.62

* Based on an €80/tonne carbon price