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 12.22
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -10.28 -0.375 3.85
Prot (kg) -13.38 -0.441 5.91
Fertility Sub Index -7.79
Calving Interval (days) 3.95 -1.459 -5.76
Survival (%) -1.81 1.117 -2.02
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index -1.26
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 4.99 -0.432 -2.15
Maintenance Sub Index Maint. Sub Index -0.61
Live WT (kg) 2.00 -0.307 -0.61
Total Carbon Sub Index 3.13

* Based on an €80/tonne carbon price