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 3.24
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -1.02 -0.375 0.38
Prot (kg) -2.85 -0.441 1.26
Fertility Sub Index 4.84
Calving Interval (days) -2.42 -1.459 3.53
Survival (%) 1.17 1.117 1.31
Calving Sub Index 1.25
Gestation Length (days) -1.36 -0.919 1.25
Beef Sub Index -0.52
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 3.77 -0.432 -1.63
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 13.25

* Based on an €80/tonne carbon price