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 -2.05
Milk (kg) -54.00 -0.014 0.76
Fat (kg) 3.72 -0.375 -1.39
Prot (kg) 3.20 -0.441 -1.41
Fertility Sub Index -3.38
Calving Interval (days) 1.64 -1.459 -2.39
Survival (%) -0.88 1.117 -0.98
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index -0.06
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.68 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index -0.49
Live WT (kg) 1.60 -0.307 -0.49
Total Carbon Sub Index -5.47

* Based on an €80/tonne carbon price