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 1.00
Milk (kg) -105.00 -0.014 1.47
Fat (kg) 3.74 -0.375 -1.40
Prot (kg) -2.11 -0.441 0.93
Fertility Sub Index 6.51
Calving Interval (days) -3.53 -1.459 5.15
Survival (%) 1.22 1.117 1.36
Calving Sub Index 0.34
Gestation Length (days) -0.37 -0.919 0.34
Beef Sub Index 3.29
Carcass Weight (kg) -7.80 -0.528 4.11
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 14.22

* Based on an €80/tonne carbon price