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 9.49
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -8.24 -0.375 3.09
Prot (kg) -10.26 -0.441 4.53
Fertility Sub Index -1.72
Calving Interval (days) 0.92 -1.459 -1.34
Survival (%) -0.34 1.117 -0.38
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index -0.01
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.83 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index 6.33

* Based on an €80/tonne carbon price