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 15.00
Milk (kg) -331.00 -0.014 4.63
Fat (kg) -12.41 -0.375 4.65
Prot (kg) -12.95 -0.441 5.72
Fertility Sub Index -4.03
Calving Interval (days) 1.58 -1.459 -2.31
Survival (%) -1.54 1.117 -1.72
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.48
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 3.65 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 12.89

* Based on an €80/tonne carbon price