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 17.24
Milk (kg) -313.00 -0.014 4.38
Fat (kg) -16.18 -0.375 6.06
Prot (kg) -15.41 -0.441 6.80
Fertility Sub Index 4.67
Calving Interval (days) -2.38 -1.459 3.47
Survival (%) 1.07 1.117 1.20
Calving Sub Index -0.31
Gestation Length (days) 0.34 -0.919 -0.31
Beef Sub Index -0.39
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.49 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 22.20

* Based on an €80/tonne carbon price