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 0.91
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) 1.15 -0.375 -0.43
Prot (kg) -3.76 -0.441 1.66
Fertility Sub Index -0.99
Calving Interval (days) 0.48 -1.459 -0.70
Survival (%) -0.26 1.117 -0.29
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index 0.14
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index -0.21
Live WT (kg) 0.70 -0.307 -0.21
Total Carbon Sub Index -0.45

* Based on an €80/tonne carbon price