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 9.02
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -9.54 -0.375 3.57
Prot (kg) -7.26 -0.441 3.20
Fertility Sub Index 0.45
Calving Interval (days) -0.18 -1.459 0.26
Survival (%) 0.17 1.117 0.19
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.92
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -1.75 -0.432 0.76
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 21.51

* Based on an €80/tonne carbon price