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 12.04
Milk (kg) -341.00 -0.014 4.77
Fat (kg) -7.11 -0.375 2.66
Prot (kg) -10.42 -0.441 4.60
Fertility Sub Index -4.51
Calving Interval (days) 1.76 -1.459 -2.57
Survival (%) -1.74 1.117 -1.94
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 3.13
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 0.70 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 19.14

* Based on an €80/tonne carbon price