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 2.40
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -1.56 -0.375 0.58
Prot (kg) -3.41 -0.441 1.51
Fertility Sub Index 7.33
Calving Interval (days) -3.95 -1.459 5.76
Survival (%) 1.40 1.117 1.56
Calving Sub Index 1.34
Gestation Length (days) -1.46 -0.919 1.34
Beef Sub Index -0.33
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 2.12 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 12.57

* Based on an €80/tonne carbon price