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 8.43
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -7.54 -0.375 2.82
Prot (kg) -4.99 -0.441 2.20
Fertility Sub Index 7.27
Calving Interval (days) -3.90 -1.459 5.69
Survival (%) 1.41 1.117 1.58
Calving Sub Index 1.29
Gestation Length (days) -1.40 -0.919 1.29
Beef Sub Index 0.22
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.95 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 19.32

* Based on an €80/tonne carbon price