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 -12.60
Milk (kg) 216.00 -0.014 -3.02
Fat (kg) 13.51 -0.375 -5.06
Prot (kg) 10.22 -0.441 -4.51
Fertility Sub Index 4.40
Calving Interval (days) -3.38 -1.459 4.93
Survival (%) -0.48 1.117 -0.54
Calving Sub Index 1.21
Gestation Length (days) -1.32 -0.919 1.21
Beef Sub Index 0.29
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 0.56 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index -1.50
Live WT (kg) 4.90 -0.307 -1.50
Total Carbon Sub Index -8.20

* Based on an €80/tonne carbon price