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 1.69
Milk (kg) -4.00 -0.014 0.06
Fat (kg) 0.51 -0.375 -0.19
Prot (kg) -4.14 -0.441 1.83
Fertility Sub Index -2.26
Calving Interval (days) 2.07 -1.459 -3.02
Survival (%) 0.68 1.117 0.76
Calving Sub Index 3.46
Gestation Length (days) -3.76 -0.919 3.46
Beef Sub Index -4.44
Carcass Weight (kg) 5.40 -0.528 -2.85
Age of Slaughter (days) 3.69 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -3.08

* Based on an €80/tonne carbon price