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 1.70
Milk (kg) 28.00 -0.014 -0.39
Fat (kg) -1.13 -0.375 0.42
Prot (kg) -3.77 -0.441 1.66
Fertility Sub Index -3.73
Calving Interval (days) 1.90 -1.459 -2.77
Survival (%) -0.86 1.117 -0.96
Calving Sub Index -0.26
Gestation Length (days) 0.28 -0.919 -0.26
Beef Sub Index -1.68
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 2.43 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index -1.13
Live WT (kg) 3.70 -0.307 -1.13
Total Carbon Sub Index -5.11

* Based on an €80/tonne carbon price