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 -4.29
Milk (kg) 232.00 -0.014 -3.25
Fat (kg) 3.97 -0.375 -1.49
Prot (kg) -1.00 -0.441 0.44
Fertility Sub Index 1.21
Calving Interval (days) -0.36 -1.459 0.53
Survival (%) 0.61 1.117 0.68
Calving Sub Index -0.15
Gestation Length (days) 0.16 -0.919 -0.15
Beef Sub Index -0.39
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -3.31

* Based on an €80/tonne carbon price