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 -4.05
Milk (kg) 122.00 -0.014 -1.71
Fat (kg) 3.70 -0.375 -1.39
Prot (kg) 2.17 -0.441 -0.96
Fertility Sub Index 1.43
Calving Interval (days) -1.11 -1.459 1.62
Survival (%) -0.17 1.117 -0.19
Calving Sub Index -0.97
Gestation Length (days) 1.05 -0.919 -0.97
Beef Sub Index -3.35
Carcass Weight (kg) 5.60 -0.528 -2.95
Age of Slaughter (days) 0.92 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index -0.67
Live WT (kg) 2.20 -0.307 -0.67
Total Carbon Sub Index -7.61

* Based on an €80/tonne carbon price