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 0.65
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) 0.73 -0.375 -0.27
Prot (kg) -2.53 -0.441 1.12
Fertility Sub Index -0.77
Calving Interval (days) 0.33 -1.459 -0.48
Survival (%) -0.26 1.117 -0.29
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index -2.81
Carcass Weight (kg) 5.00 -0.528 -2.64
Age of Slaughter (days) 0.39 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index -1.47
Live WT (kg) 4.80 -0.307 -1.47
Total Carbon Sub Index -4.78

* Based on an €80/tonne carbon price