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 -3.72
Milk (kg) 161.00 -0.014 -2.25
Fat (kg) -1.10 -0.375 0.41
Prot (kg) 4.25 -0.441 -1.88
Fertility Sub Index -7.33
Calving Interval (days) 3.86 -1.459 -5.63
Survival (%) -1.52 1.117 -1.70
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index -0.31
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 7.56 -0.432 -3.26
Maintenance Sub Index Maint. Sub Index -6.87
Live WT (kg) 22.40 -0.307 -6.87
Total Carbon Sub Index -17.26

* Based on an €80/tonne carbon price