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 16.49
Milk (kg) -271.00 -0.014 3.79
Fat (kg) -17.12 -0.375 6.41
Prot (kg) -14.24 -0.441 6.28
Fertility Sub Index 1.08
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 0.13 1.117 0.15
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.26
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.20 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 19.72

* Based on an €80/tonne carbon price