Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 8.63
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -9.74 -0.375 3.65
Prot (kg) -7.16 -0.441 3.16
Fertility Sub Index 1.00
Calving Interval (days) -0.29 -1.459 0.42
Survival (%) 0.52 1.117 0.58
Calving Sub Index -1.69
Gestation Length (days) 1.84 -0.919 -1.69
Beef Sub Index -5.46
Carcass Weight (kg) 11.80 -0.528 -6.22
Age of Slaughter (days) -1.77 -0.432 0.76
Maintenance Sub Index Maint. Sub Index -7.05
Live WT (kg) 23.00 -0.307 -7.05
Total Carbon Sub Index -4.58

* Based on an €80/tonne carbon price