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 11.67
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -9.77 -0.375 3.66
Prot (kg) -11.13 -0.441 4.91
Fertility Sub Index 1.93
Calving Interval (days) -1.17 -1.459 1.71
Survival (%) 0.20 1.117 0.22
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index 3.23
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 0.46 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 21.28

* Based on an €80/tonne carbon price