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 3.07
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -0.48 -0.375 0.18
Prot (kg) -2.90 -0.441 1.28
Fertility Sub Index 3.18
Calving Interval (days) -2.84 -1.459 4.14
Survival (%) -0.86 1.117 -0.96
Calving Sub Index -1.37
Gestation Length (days) 1.49 -0.919 -1.37
Beef Sub Index 0.63
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.49 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 7.63

* Based on an €80/tonne carbon price