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 6.24
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -5.64 -0.375 2.11
Prot (kg) -5.93 -0.441 2.62
Fertility Sub Index -9.52
Calving Interval (days) 4.61 -1.459 -6.73
Survival (%) -2.50 1.117 -2.79
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index -2.87
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 6.28 -0.432 -2.71
Maintenance Sub Index Maint. Sub Index -2.08
Live WT (kg) 6.80 -0.307 -2.08
Total Carbon Sub Index -7.60

* Based on an €80/tonne carbon price