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 7.15
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -7.01 -0.375 2.63
Prot (kg) -9.50 -0.441 4.19
Fertility Sub Index 0.46
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) -0.15 1.117 -0.17
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index -0.71
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 0.79 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index -3.13
Live WT (kg) 10.20 -0.307 -3.13
Total Carbon Sub Index 3.77

* Based on an €80/tonne carbon price