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 -5.11
Milk (kg) -10.00 -0.014 0.14
Fat (kg) 5.51 -0.375 -2.06
Prot (kg) 7.21 -0.441 -3.18
Fertility Sub Index -0.17
Calving Interval (days) 0.39 -1.459 -0.57
Survival (%) 0.36 1.117 0.40
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index -1.46
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 4.48 -0.432 -1.93
Maintenance Sub Index Maint. Sub Index -0.98
Live WT (kg) 3.20 -0.307 -0.98
Total Carbon Sub Index -6.81

* Based on an €80/tonne carbon price