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 16.56
Milk (kg) -270.00 -0.014 3.78
Fat (kg) -16.77 -0.375 6.28
Prot (kg) -14.72 -0.441 6.50
Fertility Sub Index 0.66
Calving Interval (days) -0.42 -1.459 0.61
Survival (%) 0.04 1.117 0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.20
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 19.10

* Based on an €80/tonne carbon price