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 1.71
Milk (kg) -38.00 -0.014 0.53
Fat (kg) 0.00 -0.375 0.00
Prot (kg) -2.68 -0.441 1.18
Fertility Sub Index -0.06
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) -0.93 1.117 -1.04
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index -0.34
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) -1.77 -0.432 0.76
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 3.12

* Based on an €80/tonne carbon price