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 9.39
Milk (kg) -303.00 -0.014 4.24
Fat (kg) -3.69 -0.375 1.38
Prot (kg) -8.53 -0.441 3.76
Fertility Sub Index 12.10
Calving Interval (days) -7.64 -1.459 11.15
Survival (%) 0.85 1.117 0.95
Calving Sub Index 3.04
Gestation Length (days) -3.31 -0.919 3.04
Beef Sub Index 2.13
Carcass Weight (kg) -8.70 -0.528 4.59
Age of Slaughter (days) 5.70 -0.432 -2.46
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 31.72

* Based on an €80/tonne carbon price