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 0.70
Milk (kg) 25.00 -0.014 -0.35
Fat (kg) -0.75 -0.375 0.28
Prot (kg) -1.74 -0.441 0.77
Fertility Sub Index -0.57
Calving Interval (days) -1.19 -1.459 1.74
Survival (%) -2.06 1.117 -2.30
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.99
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 5.71 -0.432 -2.47
Maintenance Sub Index Maint. Sub Index -2.21
Live WT (kg) 7.20 -0.307 -2.21
Total Carbon Sub Index -4.53

* Based on an €80/tonne carbon price