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 17.70
Milk (kg) -360.00 -0.014 5.04
Fat (kg) -18.48 -0.375 6.92
Prot (kg) -12.99 -0.441 5.73
Fertility Sub Index 7.48
Calving Interval (days) -3.86 -1.459 5.63
Survival (%) 1.65 1.117 1.84
Calving Sub Index -0.31
Gestation Length (days) 0.34 -0.919 -0.31
Beef Sub Index 1.93
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 0.65 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 31.28

* Based on an €80/tonne carbon price