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 1.25
Milk (kg) -269.00 -0.014 3.77
Fat (kg) 6.71 -0.375 -2.51
Prot (kg) 0.01 -0.441 0.00
Fertility Sub Index 1.68
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) 1.06 1.117 1.18
Calving Sub Index 1.19
Gestation Length (days) -1.29 -0.919 1.19
Beef Sub Index 0.53
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 4.77 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 5.25

* Based on an €80/tonne carbon price