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 9.25
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -5.25 -0.375 1.97
Prot (kg) -12.64 -0.441 5.58
Fertility Sub Index 3.13
Calving Interval (days) -1.99 -1.459 2.90
Survival (%) 0.20 1.117 0.22
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index -0.51
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.65 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index -2.18
Live WT (kg) 7.10 -0.307 -2.18
Total Carbon Sub Index 10.29

* Based on an €80/tonne carbon price