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 4.31
Milk (kg) -303.00 -0.014 4.24
Fat (kg) 4.16 -0.375 -1.56
Prot (kg) -3.68 -0.441 1.62
Fertility Sub Index 7.33
Calving Interval (days) -2.49 -1.459 3.63
Survival (%) 3.31 1.117 3.70
Calving Sub Index 3.25
Gestation Length (days) -3.54 -0.919 3.25
Beef Sub Index -3.14
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 10.46 -0.432 -4.52
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 13.90

* Based on an €80/tonne carbon price