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 8.34
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -5.68 -0.375 2.13
Prot (kg) -8.23 -0.441 3.63
Fertility Sub Index 17.24
Calving Interval (days) -11.27 -1.459 16.44
Survival (%) 0.71 1.117 0.79
Calving Sub Index -0.30
Gestation Length (days) 0.33 -0.919 -0.30
Beef Sub Index 2.90
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) -1.84 -0.432 0.79
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 32.00

* Based on an €80/tonne carbon price