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 0.26
Milk (kg) 98.00 -0.014 -1.37
Fat (kg) -6.70 -0.375 2.51
Prot (kg) 1.99 -0.441 -0.88
Fertility Sub Index 1.88
Calving Interval (days) -0.95 -1.459 1.39
Survival (%) 0.44 1.117 0.49
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.17
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.18 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 4.53

* Based on an €80/tonne carbon price