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 8.69
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -6.63 -0.375 2.48
Prot (kg) -8.30 -0.441 3.66
Fertility Sub Index 4.72
Calving Interval (days) -2.98 -1.459 4.35
Survival (%) 0.33 1.117 0.37
Calving Sub Index -0.13
Gestation Length (days) 0.14 -0.919 -0.13
Beef Sub Index 0.12
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.31 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 15.63

* Based on an €80/tonne carbon price