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 8.65
Milk (kg) -188.00 -0.014 2.63
Fat (kg) -6.70 -0.375 2.51
Prot (kg) -7.94 -0.441 3.50
Fertility Sub Index 1.70
Calving Interval (days) -1.00 -1.459 1.46
Survival (%) 0.22 1.117 0.25
Calving Sub Index 1.33
Gestation Length (days) -1.45 -0.919 1.33
Beef Sub Index 4.72
Carcass Weight (kg) -9.70 -0.528 5.12
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 21.01

* Based on an €80/tonne carbon price