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 -4.60
Milk (kg) 115.00 -0.014 -1.61
Fat (kg) 3.60 -0.375 -1.35
Prot (kg) 3.73 -0.441 -1.65
Fertility Sub Index -10.69
Calving Interval (days) 4.41 -1.459 -6.43
Survival (%) -3.81 1.117 -4.26
Calving Sub Index 1.31
Gestation Length (days) -1.43 -0.919 1.31
Beef Sub Index 0.24
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.39 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index -13.28

* Based on an €80/tonne carbon price