Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 8.22
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -10.25 -0.375 3.84
Prot (kg) -3.80 -0.441 1.68
Fertility Sub Index -1.65
Calving Interval (days) 1.80 -1.459 -2.63
Survival (%) 0.87 1.117 0.97
Calving Sub Index -0.90
Gestation Length (days) 0.98 -0.919 -0.90
Beef Sub Index -2.04
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 6.06 -0.432 -2.62
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 8.00

* Based on an €80/tonne carbon price