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 7.52
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -5.54 -0.375 2.08
Prot (kg) -10.06 -0.441 4.44
Fertility Sub Index 4.91
Calving Interval (days) -2.87 -1.459 4.19
Survival (%) 0.65 1.117 0.73
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.71
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 4.23 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 17.03

* Based on an €80/tonne carbon price