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 7.25
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -10.78 -0.375 4.04
Prot (kg) -3.35 -0.441 1.48
Fertility Sub Index 9.14
Calving Interval (days) -6.38 -1.459 9.31
Survival (%) -0.15 1.117 -0.17
Calving Sub Index 0.38
Gestation Length (days) -0.41 -0.919 0.38
Beef Sub Index -1.91
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 16.33

* Based on an €80/tonne carbon price