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 4.16
Milk (kg) -244.00 -0.014 3.42
Fat (kg) -3.34 -0.375 1.25
Prot (kg) 1.15 -0.441 -0.51
Fertility Sub Index 4.74
Calving Interval (days) -2.89 -1.459 4.22
Survival (%) 0.47 1.117 0.53
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 1.85
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 1.21 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 12.13

* Based on an €80/tonne carbon price