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 -3.80
Milk (kg) -37.00 -0.014 0.52
Fat (kg) 9.22 -0.375 -3.45
Prot (kg) 1.97 -0.441 -0.87
Fertility Sub Index -11.61
Calving Interval (days) 5.40 -1.459 -7.88
Survival (%) -3.34 1.117 -3.73
Calving Sub Index 2.80
Gestation Length (days) -3.05 -0.919 2.80
Beef Sub Index 2.91
Carcass Weight (kg) -7.40 -0.528 3.90
Age of Slaughter (days) 2.31 -0.432 -1.00
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index -6.64

* Based on an €80/tonne carbon price