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 16.07
Milk (kg) -438.00 -0.014 6.13
Fat (kg) -4.14 -0.375 1.55
Prot (kg) -19.00 -0.441 8.39
Fertility Sub Index 1.67
Calving Interval (days) -1.01 -1.459 1.47
Survival (%) 0.18 1.117 0.20
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.21
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 0.50 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 19.41

* Based on an €80/tonne carbon price