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 15.72
Milk (kg) -391.00 -0.014 5.47
Fat (kg) -14.48 -0.375 5.42
Prot (kg) -10.93 -0.441 4.82
Fertility Sub Index 6.03
Calving Interval (days) -3.58 -1.459 5.22
Survival (%) 0.72 1.117 0.80
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.19
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 3.84 -0.432 -1.66
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 32.48

* Based on an €80/tonne carbon price