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 2.37
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -3.82 -0.375 1.43
Prot (kg) -0.92 -0.441 0.41
Fertility Sub Index -0.39
Calving Interval (days) 0.14 -1.459 -0.20
Survival (%) -0.17 1.117 -0.19
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index -5.98
Carcass Weight (kg) 4.50 -0.528 -2.37
Age of Slaughter (days) 8.35 -0.432 -3.60
Maintenance Sub Index Maint. Sub Index -4.57
Live WT (kg) 14.90 -0.307 -4.57
Total Carbon Sub Index -8.90

* Based on an €80/tonne carbon price