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 9.62
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -8.49 -0.375 3.18
Prot (kg) -8.81 -0.441 3.89
Fertility Sub Index -7.73
Calving Interval (days) 4.05 -1.459 -5.91
Survival (%) -1.63 1.117 -1.82
Calving Sub Index 0.13
Gestation Length (days) -0.14 -0.919 0.13
Beef Sub Index 1.65
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 1.19 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 4.28

* Based on an €80/tonne carbon price