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 16.84
Milk (kg) -269.00 -0.014 3.77
Fat (kg) -17.67 -0.375 6.62
Prot (kg) -14.63 -0.441 6.46
Fertility Sub Index 0.65
Calving Interval (days) -0.39 -1.459 0.57
Survival (%) 0.07 1.117 0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.14
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 19.47

* Based on an €80/tonne carbon price