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 -30.67
Milk (kg) 723.00 -0.014 -10.12
Fat (kg) 27.92 -0.375 -10.46
Prot (kg) 22.87 -0.441 -10.09
Fertility Sub Index -1.34
Calving Interval (days) 1.72 -1.459 -2.51
Survival (%) 1.05 1.117 1.17
Calving Sub Index 3.71
Gestation Length (days) -4.04 -0.919 3.71
Beef Sub Index -3.25
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 8.99 -0.432 -3.88
Maintenance Sub Index Maint. Sub Index -4.90
Live WT (kg) 16.00 -0.307 -4.90
Total Carbon Sub Index -36.45

* Based on an €80/tonne carbon price