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 -33.37
Milk (kg) 100.00 -0.014 -1.40
Fat (kg) 51.44 -0.375 -19.27
Prot (kg) 28.77 -0.441 -12.70
Fertility Sub Index -5.84
Calving Interval (days) 3.65 -1.459 -5.33
Survival (%) -0.46 1.117 -0.51
Calving Sub Index 1.34
Gestation Length (days) -1.46 -0.919 1.34
Beef Sub Index -2.73
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 7.30 -0.432 -3.15
Maintenance Sub Index Maint. Sub Index -3.71
Live WT (kg) 12.10 -0.307 -3.71
Total Carbon Sub Index -44.30

* Based on an €80/tonne carbon price