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 6.49
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -6.69 -0.375 2.51
Prot (kg) -6.20 -0.441 2.74
Fertility Sub Index -8.19
Calving Interval (days) 4.08 -1.459 -5.95
Survival (%) -2.00 1.117 -2.23
Calving Sub Index 1.26
Gestation Length (days) -1.37 -0.919 1.26
Beef Sub Index -0.99
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 3.16 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 1.42

* Based on an €80/tonne carbon price