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 -8.52
Milk (kg) 308.00 -0.014 -4.31
Fat (kg) 5.90 -0.375 -2.21
Prot (kg) 4.53 -0.441 -2.00
Fertility Sub Index -3.45
Calving Interval (days) 2.03 -1.459 -2.96
Survival (%) -0.44 1.117 -0.49
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index 1.53
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.74 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index -7.13

* Based on an €80/tonne carbon price