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 -5.37
Milk (kg) 135.00 -0.014 -1.89
Fat (kg) 3.79 -0.375 -1.42
Prot (kg) 4.66 -0.441 -2.06
Fertility Sub Index 1.41
Calving Interval (days) -1.13 -1.459 1.65
Survival (%) -0.21 1.117 -0.23
Calving Sub Index -1.36
Gestation Length (days) 1.48 -0.919 -1.36
Beef Sub Index -4.88
Carcass Weight (kg) 6.60 -0.528 -3.48
Age of Slaughter (days) 3.24 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index -11.48

* Based on an €80/tonne carbon price