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 -5.90
Milk (kg) 138.00 -0.014 -1.93
Fat (kg) 7.15 -0.375 -2.68
Prot (kg) 2.93 -0.441 -1.29
Fertility Sub Index 1.25
Calving Interval (days) 0.04 -1.459 -0.06
Survival (%) 1.17 1.117 1.31
Calving Sub Index 0.31
Gestation Length (days) -0.34 -0.919 0.31
Beef Sub Index 0.29
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.16 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index -0.13

* Based on an €80/tonne carbon price