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 5.75
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -4.57 -0.375 1.71
Prot (kg) -5.51 -0.441 2.43
Fertility Sub Index -3.13
Calving Interval (days) 1.81 -1.459 -2.64
Survival (%) -0.44 1.117 -0.49
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.17
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 0.72 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 5.55

* Based on an €80/tonne carbon price