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 11.51
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -9.45 -0.375 3.54
Prot (kg) -10.36 -0.441 4.57
Fertility Sub Index 6.59
Calving Interval (days) -4.04 -1.459 5.89
Survival (%) 0.62 1.117 0.69
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 1.38
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.09 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 23.07

* Based on an €80/tonne carbon price