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 1.61
Milk (kg) -54.00 -0.014 0.76
Fat (kg) 1.53 -0.375 -0.57
Prot (kg) -3.24 -0.441 1.43
Fertility Sub Index -0.84
Calving Interval (days) 0.42 -1.459 -0.61
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index -0.75
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 0.76 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 0.58

* Based on an €80/tonne carbon price