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 21.08
Milk (kg) -367.00 -0.014 5.14
Fat (kg) -25.13 -0.375 9.41
Prot (kg) -14.80 -0.441 6.53
Fertility Sub Index -4.82
Calving Interval (days) 2.02 -1.459 -2.95
Survival (%) -1.68 1.117 -1.88
Calving Sub Index -2.67
Gestation Length (days) 2.91 -0.919 -2.67
Beef Sub Index -1.61
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) 0.67 -0.432 -0.29
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 15.19

* Based on an €80/tonne carbon price