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 25.21
Milk (kg) -275.00 -0.014 3.85
Fat (kg) -27.18 -0.375 10.18
Prot (kg) -25.34 -0.441 11.18
Fertility Sub Index 5.71
Calving Interval (days) -2.55 -1.459 3.72
Survival (%) 1.78 1.117 1.99
Calving Sub Index -1.52
Gestation Length (days) 1.65 -0.919 -1.52
Beef Sub Index -2.15
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 6.08 -0.432 -2.62
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 32.84

* Based on an €80/tonne carbon price