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) -364.00 -0.014 5.10
Fat (kg) -10.99 -0.375 4.12
Prot (kg) -13.22 -0.441 5.83
Fertility Sub Index 3.56
Calving Interval (days) -2.10 -1.459 3.06
Survival (%) 0.44 1.117 0.49
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 2.61
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) -0.43 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 25.76

* Based on an €80/tonne carbon price