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 5.33
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -6.09 -0.375 2.28
Prot (kg) -2.85 -0.441 1.26
Fertility Sub Index -0.91
Calving Interval (days) 1.33 -1.459 -1.94
Survival (%) 0.92 1.117 1.03
Calving Sub Index -0.96
Gestation Length (days) 1.04 -0.919 -0.96
Beef Sub Index -0.63
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 5.62 -0.432 -2.43
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 8.77

* Based on an €80/tonne carbon price