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 -4.95
Milk (kg) 11.00 -0.014 -0.15
Fat (kg) 7.95 -0.375 -2.98
Prot (kg) 4.12 -0.441 -1.82
Fertility Sub Index 4.15
Calving Interval (days) -2.27 -1.459 3.31
Survival (%) 0.75 1.117 0.84
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 0.43
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 3.64 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 6.13

* Based on an €80/tonne carbon price