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 4.47
Milk (kg) -20.00 -0.014 0.28
Fat (kg) -7.26 -0.375 2.72
Prot (kg) -3.34 -0.441 1.47
Fertility Sub Index -3.38
Calving Interval (days) 1.42 -1.459 -2.07
Survival (%) -1.17 1.117 -1.31
Calving Sub Index -1.41
Gestation Length (days) 1.53 -0.919 -1.41
Beef Sub Index -5.47
Carcass Weight (kg) 7.20 -0.528 -3.80
Age of Slaughter (days) 3.87 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index -1.99
Live WT (kg) 6.50 -0.307 -1.99
Total Carbon Sub Index -7.78

* Based on an €80/tonne carbon price