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 6.28
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -3.47 -0.375 1.30
Prot (kg) -6.25 -0.441 2.76
Fertility Sub Index 9.66
Calving Interval (days) -5.26 -1.459 7.67
Survival (%) 1.78 1.117 1.99
Calving Sub Index 2.19
Gestation Length (days) -2.38 -0.919 2.19
Beef Sub Index 3.39
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) -1.50 -0.432 0.65
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 24.00

* Based on an €80/tonne carbon price