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 7.36
Milk (kg) -191.00 -0.014 2.67
Fat (kg) 4.81 -0.375 -1.80
Prot (kg) -14.69 -0.441 6.48
Fertility Sub Index 5.37
Calving Interval (days) -2.66 -1.459 3.88
Survival (%) 1.33 1.117 1.49
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.24
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 2.63 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index 11.20

* Based on an €80/tonne carbon price