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 10.28
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -12.04 -0.375 4.51
Prot (kg) -8.96 -0.441 3.95
Fertility Sub Index 8.94
Calving Interval (days) -5.63 -1.459 8.21
Survival (%) 0.65 1.117 0.73
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index 1.44
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -0.15 -0.432 0.06
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 25.57

* Based on an €80/tonne carbon price