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 1.29
Milk (kg) -13.00 -0.014 0.18
Fat (kg) -2.45 -0.375 0.92
Prot (kg) -0.43 -0.441 0.19
Fertility Sub Index -6.63
Calving Interval (days) 3.18 -1.459 -4.64
Survival (%) -1.78 1.117 -1.99
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 0.05
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 4.15 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index -2.26

* Based on an €80/tonne carbon price