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 3.56
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -4.45 -0.375 1.67
Prot (kg) -2.87 -0.441 1.27
Fertility Sub Index -0.14
Calving Interval (days) 0.28 -1.459 -0.41
Survival (%) 0.24 1.117 0.27
Calving Sub Index -1.76
Gestation Length (days) 1.91 -0.919 -1.76
Beef Sub Index -2.09
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 6.67 -0.432 -2.88
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 5.15

* Based on an €80/tonne carbon price