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 0.31
Milk (kg) 102.00 -0.014 -1.43
Fat (kg) -5.00 -0.375 1.87
Prot (kg) 0.30 -0.441 -0.13
Fertility Sub Index -4.84
Calving Interval (days) 2.38 -1.459 -3.47
Survival (%) -1.22 1.117 -1.36
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index -0.53
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 4.17 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index -2.96

* Based on an €80/tonne carbon price