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 12.23
Milk (kg) -252.00 -0.014 3.53
Fat (kg) -11.58 -0.375 4.34
Prot (kg) -9.89 -0.441 4.37
Fertility Sub Index -0.98
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) 0.51 1.117 0.57
Calving Sub Index -1.78
Gestation Length (days) 1.94 -0.919 -1.78
Beef Sub Index -4.33
Carcass Weight (kg) 11.20 -0.528 -5.91
Age of Slaughter (days) -3.66 -0.432 1.58
Maintenance Sub Index Maint. Sub Index -3.00
Live WT (kg) 9.80 -0.307 -3.00
Total Carbon Sub Index 2.14

* Based on an €80/tonne carbon price