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 3.60
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -5.11 -0.375 1.91
Prot (kg) -2.58 -0.441 1.14
Fertility Sub Index 3.46
Calving Interval (days) -2.17 -1.459 3.17
Survival (%) 0.26 1.117 0.29
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 4.48
Carcass Weight (kg) -6.90 -0.528 3.64
Age of Slaughter (days) -1.94 -0.432 0.84
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 15.02

* Based on an €80/tonne carbon price