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 6.47
Milk (kg) -191.00 -0.014 2.67
Fat (kg) -3.10 -0.375 1.16
Prot (kg) -5.98 -0.441 2.64
Fertility Sub Index 3.40
Calving Interval (days) -2.13 -1.459 3.11
Survival (%) 0.26 1.117 0.29
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.61
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 1.54 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index -2.51
Live WT (kg) 8.20 -0.307 -2.51
Total Carbon Sub Index 6.28

* Based on an €80/tonne carbon price