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 -3.47
Milk (kg) 32.00 -0.014 -0.45
Fat (kg) 4.08 -0.375 -1.53
Prot (kg) 3.39 -0.441 -1.50
Fertility Sub Index -4.57
Calving Interval (days) 3.08 -1.459 -4.49
Survival (%) -0.07 1.117 -0.08
Calving Sub Index 2.23
Gestation Length (days) -2.43 -0.919 2.23
Beef Sub Index -6.17
Carcass Weight (kg) 8.60 -0.528 -4.54
Age of Slaughter (days) 3.78 -0.432 -1.63
Maintenance Sub Index Maint. Sub Index -2.64
Live WT (kg) 8.60 -0.307 -2.64
Total Carbon Sub Index -14.62

* Based on an €80/tonne carbon price