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 1.74
Milk (kg) -41.00 -0.014 0.57
Fat (kg) 0.13 -0.375 -0.05
Prot (kg) -2.76 -0.441 1.22
Fertility Sub Index 3.07
Calving Interval (days) -0.93 -1.459 1.36
Survival (%) 1.53 1.117 1.71
Calving Sub Index 1.18
Gestation Length (days) -1.28 -0.919 1.18
Beef Sub Index 4.09
Carcass Weight (kg) -8.40 -0.528 4.43
Age of Slaughter (days) 0.79 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index 6.99
Live WT (kg) -22.80 -0.307 6.99
Total Carbon Sub Index 17.06

* Based on an €80/tonne carbon price