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 -11.75
Milk (kg) 235.00 -0.014 -3.29
Fat (kg) 8.75 -0.375 -3.28
Prot (kg) 11.75 -0.441 -5.19
Fertility Sub Index 5.20
Calving Interval (days) -4.31 -1.459 6.29
Survival (%) -0.97 1.117 -1.08
Calving Sub Index 3.21
Gestation Length (days) -3.49 -0.919 3.21
Beef Sub Index -0.72
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 4.84 -0.432 -2.09
Maintenance Sub Index Maint. Sub Index -1.44
Live WT (kg) 4.70 -0.307 -1.44
Total Carbon Sub Index -5.49

* Based on an €80/tonne carbon price