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 -3.18
Milk (kg) 47.00 -0.014 -0.66
Fat (kg) 4.11 -0.375 -1.54
Prot (kg) 2.22 -0.441 -0.98
Fertility Sub Index -9.53
Calving Interval (days) 5.25 -1.459 -7.66
Survival (%) -1.67 1.117 -1.87
Calving Sub Index -1.06
Gestation Length (days) 1.15 -0.919 -1.06
Beef Sub Index 0.25
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.09 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index -14.74

* Based on an €80/tonne carbon price