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 4.31
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -3.32 -0.375 1.24
Prot (kg) -2.45 -0.441 1.08
Fertility Sub Index -7.51
Calving Interval (days) 4.32 -1.459 -6.30
Survival (%) -1.08 1.117 -1.21
Calving Sub Index 1.33
Gestation Length (days) -1.45 -0.919 1.33
Beef Sub Index -1.17
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 4.79 -0.432 -2.07
Maintenance Sub Index Maint. Sub Index -0.55
Live WT (kg) 1.80 -0.307 -0.55
Total Carbon Sub Index -3.59

* Based on an €80/tonne carbon price