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 5.16
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -4.76 -0.375 1.78
Prot (kg) -4.58 -0.441 2.02
Fertility Sub Index 5.26
Calving Interval (days) -3.25 -1.459 4.74
Survival (%) 0.46 1.117 0.51
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index 0.26
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.86 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 13.89

* Based on an €80/tonne carbon price