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 28.43
Milk (kg) -633.00 -0.014 8.86
Fat (kg) -29.13 -0.375 10.91
Prot (kg) -19.62 -0.441 8.66
Fertility Sub Index -0.16
Calving Interval (days) -0.47 -1.459 0.69
Survival (%) -0.76 1.117 -0.85
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 2.67
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) -3.75 -0.432 1.62
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 36.07

* Based on an €80/tonne carbon price