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 1.92
Milk (kg) -78.00 -0.014 1.09
Fat (kg) -0.31 -0.375 0.12
Prot (kg) -1.62 -0.441 0.72
Fertility Sub Index 3.30
Calving Interval (days) -1.71 -1.459 2.49
Survival (%) 0.72 1.117 0.80
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.60
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.18 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 14.66

* Based on an €80/tonne carbon price