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 13.08
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -14.06 -0.375 5.27
Prot (kg) -12.76 -0.441 5.63
Fertility Sub Index -11.59
Calving Interval (days) 5.90 -1.459 -8.61
Survival (%) -2.67 1.117 -2.98
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index -1.03
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 4.10 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 1.13

* Based on an €80/tonne carbon price