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 10.66
Milk (kg) -308.00 -0.014 4.31
Fat (kg) -10.20 -0.375 3.82
Prot (kg) -5.73 -0.441 2.53
Fertility Sub Index 4.75
Calving Interval (days) -2.51 -1.459 3.66
Survival (%) 0.97 1.117 1.08
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index 1.88
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -0.21 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 20.76

* Based on an €80/tonne carbon price