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 21.17
Milk (kg) -327.00 -0.014 4.58
Fat (kg) -23.91 -0.375 8.96
Prot (kg) -17.31 -0.441 7.64
Fertility Sub Index 6.89
Calving Interval (days) -3.02 -1.459 4.41
Survival (%) 2.22 1.117 2.48
Calving Sub Index -1.54
Gestation Length (days) 1.68 -0.919 -1.54
Beef Sub Index -2.07
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 7.25 -0.432 -3.13
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 30.82

* Based on an €80/tonne carbon price