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 1.50
Milk (kg) -42.00 -0.014 0.59
Fat (kg) 0.58 -0.375 -0.22
Prot (kg) -2.55 -0.441 1.13
Fertility Sub Index 0.92
Calving Interval (days) -0.57 -1.459 0.83
Survival (%) 0.08 1.117 0.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.21
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.59 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 4.15

* Based on an €80/tonne carbon price