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 -5.78
Milk (kg) -18.00 -0.014 0.25
Fat (kg) 10.85 -0.375 -4.06
Prot (kg) 4.45 -0.441 -1.96
Fertility Sub Index -1.62
Calving Interval (days) 0.63 -1.459 -0.92
Survival (%) -0.63 1.117 -0.70
Calving Sub Index 1.08
Gestation Length (days) -1.17 -0.919 1.08
Beef Sub Index 0.46
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.41 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index -7.15

* Based on an €80/tonne carbon price