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 13.03
Milk (kg) -220.00 -0.014 3.08
Fat (kg) -12.20 -0.375 4.57
Prot (kg) -12.18 -0.441 5.38
Fertility Sub Index 3.02
Calving Interval (days) -2.63 -1.459 3.84
Survival (%) -0.73 1.117 -0.82
Calving Sub Index -0.17
Gestation Length (days) 0.19 -0.919 -0.17
Beef Sub Index 3.29
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) -1.87 -0.432 0.81
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 22.07

* Based on an €80/tonne carbon price