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 21.59
Milk (kg) -507.00 -0.014 7.10
Fat (kg) -19.70 -0.375 7.38
Prot (kg) -16.11 -0.441 7.11
Fertility Sub Index 8.50
Calving Interval (days) -4.69 -1.459 6.84
Survival (%) 1.48 1.117 1.65
Calving Sub Index -2.38
Gestation Length (days) 2.59 -0.919 -2.38
Beef Sub Index -1.11
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) -0.97 -0.432 0.42
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 28.93

* Based on an €80/tonne carbon price