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 12.06
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -13.99 -0.375 5.24
Prot (kg) -11.33 -0.441 5.00
Fertility Sub Index 2.53
Calving Interval (days) -1.61 -1.459 2.35
Survival (%) 0.16 1.117 0.18
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.06
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 3.55 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 13.62

* Based on an €80/tonne carbon price