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 3.13
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -3.77 -0.375 1.41
Prot (kg) -2.20 -0.441 0.97
Fertility Sub Index 1.31
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) 0.61 1.117 0.68
Calving Sub Index -1.62
Gestation Length (days) 1.76 -0.919 -1.62
Beef Sub Index -2.98
Carcass Weight (kg) 3.10 -0.528 -1.64
Age of Slaughter (days) 3.11 -0.432 -1.34
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index -0.13

* Based on an €80/tonne carbon price