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 -5.33
Milk (kg) 110.00 -0.014 -1.54
Fat (kg) 4.10 -0.375 -1.54
Prot (kg) 5.10 -0.441 -2.25
Fertility Sub Index 5.45
Calving Interval (days) -3.23 -1.459 4.71
Survival (%) 0.66 1.117 0.74
Calving Sub Index -0.24
Gestation Length (days) 0.26 -0.919 -0.24
Beef Sub Index -7.08
Carcass Weight (kg) 8.70 -0.528 -4.59
Age of Slaughter (days) 5.78 -0.432 -2.50
Maintenance Sub Index Maint. Sub Index -2.21
Live WT (kg) 7.20 -0.307 -2.21
Total Carbon Sub Index -9.41

* Based on an €80/tonne carbon price