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 -1.98
Milk (kg) 45.00 -0.014 -0.63
Fat (kg) 2.76 -0.375 -1.03
Prot (kg) 0.71 -0.441 -0.31
Fertility Sub Index -2.11
Calving Interval (days) 1.23 -1.459 -1.79
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 0.41
Gestation Length (days) -0.45 -0.919 0.41
Beef Sub Index -1.09
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 1.30 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index -0.67
Live WT (kg) 2.20 -0.307 -0.67
Total Carbon Sub Index -5.43

* Based on an €80/tonne carbon price