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 5.28
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -4.57 -0.375 1.71
Prot (kg) -6.40 -0.441 2.82
Fertility Sub Index 7.93
Calving Interval (days) -5.59 -1.459 8.16
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -0.13
Gestation Length (days) 0.14 -0.919 -0.13
Beef Sub Index -0.43
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 18.41

* Based on an €80/tonne carbon price