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 -4.41
Milk (kg) 173.00 -0.014 -2.42
Fat (kg) 3.29 -0.375 -1.23
Prot (kg) 1.71 -0.441 -0.75
Fertility Sub Index -7.17
Calving Interval (days) 3.66 -1.459 -5.34
Survival (%) -1.64 1.117 -1.83
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index 0.24
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index -9.93

* Based on an €80/tonne carbon price