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 11.52
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -12.77 -0.375 4.78
Prot (kg) -12.66 -0.441 5.59
Fertility Sub Index 1.88
Calving Interval (days) -1.33 -1.459 1.94
Survival (%) -0.05 1.117 -0.06
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.00
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 1.23 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 15.91

* Based on an €80/tonne carbon price