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 5.59
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -6.32 -0.375 2.37
Prot (kg) -5.85 -0.441 2.58
Fertility Sub Index -3.95
Calving Interval (days) 2.32 -1.459 -3.38
Survival (%) -0.51 1.117 -0.57
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -1.15
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 4.14 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index -1.56
Live WT (kg) 5.10 -0.307 -1.56
Total Carbon Sub Index -0.31

* Based on an €80/tonne carbon price