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 8.31
Milk (kg) -423.00 -0.014 5.92
Fat (kg) 0.86 -0.375 -0.32
Prot (kg) -6.13 -0.441 2.71
Fertility Sub Index 3.38
Calving Interval (days) -1.15 -1.459 1.68
Survival (%) 1.52 1.117 1.70
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index 8.34
Carcass Weight (kg) -23.30 -0.528 12.29
Age of Slaughter (days) 9.16 -0.432 -3.95
Maintenance Sub Index Maint. Sub Index 18.76
Live WT (kg) -61.20 -0.307 18.76
Total Carbon Sub Index 39.57

* Based on an €80/tonne carbon price