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 12.14
Milk (kg) -227.00 -0.014 3.18
Fat (kg) -10.32 -0.375 3.87
Prot (kg) -11.54 -0.441 5.09
Fertility Sub Index 9.77
Calving Interval (days) -5.80 -1.459 8.46
Survival (%) 1.17 1.117 1.31
Calving Sub Index -0.20
Gestation Length (days) 0.22 -0.919 -0.20
Beef Sub Index 1.78
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 0.89 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 29.46

* Based on an €80/tonne carbon price