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 6.06
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -7.32 -0.375 2.74
Prot (kg) -3.07 -0.441 1.35
Fertility Sub Index 0.02
Calving Interval (days) 0.99 -1.459 -1.44
Survival (%) 1.31 1.117 1.46
Calving Sub Index -0.63
Gestation Length (days) 0.68 -0.919 -0.63
Beef Sub Index -1.33
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 7.24 -0.432 -3.13
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 9.92

* Based on an €80/tonne carbon price