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 -5.33
Milk (kg) 62.00 -0.014 -0.87
Fat (kg) 6.06 -0.375 -2.27
Prot (kg) 4.96 -0.441 -2.19
Fertility Sub Index -5.26
Calving Interval (days) 2.65 -1.459 -3.87
Survival (%) -1.25 1.117 -1.40
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index 1.00
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 2.58 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index -7.96

* Based on an €80/tonne carbon price